{"id":1247302,"date":"2026-06-23T17:09:20","date_gmt":"2026-06-23T15:09:20","guid":{"rendered":"https:\/\/rothschenk.de\/dil-69-metody-zajisteni-privazovani-smerem-dolu-ta-vec-s-uhlem-upevneni\/"},"modified":"2026-07-06T08:39:17","modified_gmt":"2026-07-06T06:39:17","slug":"dil-69-metody-zajisteni-privazovani-smerem-dolu-ta-vec-s-uhlem-upevneni","status":"publish","type":"post","link":"https:\/\/rothschenk.de\/cz\/dil-69-metody-zajisteni-privazovani-smerem-dolu-ta-vec-s-uhlem-upevneni\/","title":{"rendered":"D\u00edl 69: Metody zaji\u0161t\u011bn\u00ed: P\u0159ivazov\u00e1n\u00ed sm\u011brem dol\u016f \u2013 Ta v\u011bc s \u00fahlem upevn\u011bn\u00ed&#8230;"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Jak jsem ji\u017e avizoval, r\u00e1d bych se v tomto p\u0159\u00edsp\u011bvku na blogu zam\u011b\u0159il na zp\u016fsob zaji\u0161t\u011bn\u00ed zvan\u00fd \u201ep\u0159ipout\u00e1n\u00ed dol\u016f\u201c a podrobn\u011bji jej rozebral.<\/p>\n\n<p class=\"wp-block-paragraph\">Abychom tento souvislost l\u00e9pe ilustrovali, zde je je\u0161t\u011b jednou graf z 67. d\u00edlu.<\/p>\n\n<figure class=\"wp-block-image size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"830\" height=\"519\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Sicherungsmethoden-Niederzurren-Uebersicht-Rothschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229032\" style=\"aspect-ratio:1.2602766701127357;width:728px;height:auto\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Sicherungsmethoden-Niederzurren-Uebersicht-Rothschenk-Ladungssicherung.jpeg 830w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Sicherungsmethoden-Niederzurren-Uebersicht-Rothschenk-Ladungssicherung-300x188.jpeg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Sicherungsmethoden-Niederzurren-Uebersicht-Rothschenk-Ladungssicherung-768x480.jpeg 768w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Sicherungsmethoden-Niederzurren-Uebersicht-Rothschenk-Ladungssicherung-600x375.jpeg 600w\" sizes=\"(max-width: 830px) 100vw, 830px\" \/><\/figure>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\">Z mnoha mo\u017en\u00fdch zp\u016fsob\u016f zaji\u0161t\u011bn\u00ed se dnes zam\u011b\u0159\u00edme pouze na ty, kter\u00e9 jsou vyzna\u010deny modr\u00fdm r\u00e1me\u010dkem. Jedn\u00e1 se tedy o upevn\u011bn\u00ed svazkov\u00fdm p\u00e1sem a p\u0159idr\u017eov\u00e1n\u00ed. Nejb\u011b\u017en\u011bj\u0161\u00ed n\u00e1klady se zaji\u0161\u0165uj\u00ed svazkov\u00fdm p\u00e1sem, proto\u017ee je to jednoduch\u00e9. \u201eP\u00e1s p\u0159ehodit p\u0159es n\u00e1klad, zapnout, ut\u00e1hnout, hotovo\u201c.     <\/p>\n\n<p class=\"wp-block-paragraph\">Ve skute\u010dnosti se v\u0161ak jedn\u00e1 o metodu, p\u0159i kter\u00e9 je t\u0159eba zohlednit nejv\u00edce okrajov\u00fdch podm\u00ednek, a tud\u00ed\u017e i o metodu, p\u0159i kter\u00e9 m\u016f\u017ee doj\u00edt k nejv\u00edce chyb\u00e1m.<br\/><br\/>Principem fungov\u00e1n\u00ed upevn\u011bn\u00ed v doln\u00ed \u010d\u00e1sti je adhezn\u00ed spojen\u00ed. Z toho vypl\u00fdvaj\u00ed n\u00e1sleduj\u00edc\u00ed okrajov\u00e9 podm\u00ednky, kter\u00e9 je t\u0159eba dodr\u017eet: <\/p>\n\n<ul class=\"wp-block-list\">\n<li>1. P\u0159edp\u00ednac\u00ed s\u00edla: trvale p\u0159il\u00e9haj\u00edc\u00ed\n<ul class=\"wp-block-list\">\n<li>a. Typ up\u00ednac\u00edho za\u0159\u00edzen\u00ed<\/li>\n\n\n\n<li>b. Prota\u017een\u00ed materi\u00e1lu popruhu<\/li>\n\n\n\n<li>c. Po\u010det odbo\u010dek<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>2. T\u0159ec\u00ed s\u00edla: co nejvy\u0161\u0161\u00ed\n<ul class=\"wp-block-list\">\n<li>a. Dokonale uklizen\u00e1 lo\u017en\u00e1 plocha<\/li>\n\n\n\n<li>b. Protiskluzov\u00fd materi\u00e1l podle VDI <\/li>\n\n\n\n<li>c. Spr\u00e1vn\u00e9 pou\u017eit\u00ed materi\u00e1lu<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>3. \u00dahel upevn\u011bn\u00ed \u03b1\n<ul class=\"wp-block-list\">\n<li>a. \u00dahel upevn\u011bn\u00ed Alpha<\/li>\n\n\n\n<li>b. Po\u010det bod\u016f odklonu<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n<div style=\"height:27px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\">Pod\u00edvejme se nyn\u00ed na jednotliv\u00e9 okrajov\u00e9 podm\u00ednky:<\/p>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>1. P\u0159edp\u00ednac\u00ed s\u00edla<\/strong><br\/><br\/>Mus\u00ed b\u00fdt trvale p\u0159itla\u010dena po celou dobu p\u0159epravy a nesm\u00ed se zmen\u0161it v d\u016fsledku zm\u011bny obvodu up\u00ednac\u00edho popruhu.  <br\/><br\/>P\u016fvodn\u00ed obvod up\u00ednac\u00edho popruhu (zelen\u00e1 \u010d\u00e1ra) se b\u011bhem p\u0159epravy zm\u011bnil a zkr\u00e1til se (\u010derven\u00e1 \u010d\u00e1ra). D\u00e9lka popruhu mezi up\u00ednac\u00edmi body v\u0161ak z\u016fst\u00e1v\u00e1 stejn\u00e1, a proto se p\u0159edp\u00ednac\u00ed s\u00edla nutn\u011b sni\u017euje.   <br\/><br\/>Sn\u00ed\u017een\u00e1 p\u0159edp\u00ednac\u00ed s\u00edla = n\u00e1klad nen\u00ed zaji\u0161t\u011bn.<\/p>\n\n\n\n<ol class=\"wp-block-list\"><\/ol>\n\n\n\n<div style=\"height:34px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" width=\"603\" height=\"543\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Aenderung-des-Umfangs-Niederzurren-reduzierte-Vorspannung.jpeg\" alt=\"\" class=\"wp-image-1229060\" style=\"aspect-ratio:1.1105243304413428;width:294px;height:auto\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Aenderung-des-Umfangs-Niederzurren-reduzierte-Vorspannung.jpeg 603w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Aenderung-des-Umfangs-Niederzurren-reduzierte-Vorspannung-300x270.jpeg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Aenderung-des-Umfangs-Niederzurren-reduzierte-Vorspannung-600x540.jpeg 600w\" sizes=\"(max-width: 603px) 100vw, 603px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>1a. Typ up\u00ednac\u00edho za\u0159\u00edzen\u00ed <\/strong> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">m\u00e1 podstatn\u00fd vliv na p\u0159edp\u00ednac\u00ed s\u00edlu. Existuj\u00ed dv\u011b varianty: <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>R\u00e1\u010dnov\u00e1 klika s kr\u00e1tkou p\u00e1kou (vlevo) a<\/li>\n\n\n\n<li>R\u00e1\u010dna s dlouhou p\u00e1kou (vpravo)<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" width=\"459\" height=\"554\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Langhebelzugratsche-Druckratsche-Uebersicht-Rothschenk-Ladungssicherung-Blog.jpeg\" alt=\"\" class=\"wp-image-1229073\" style=\"aspect-ratio:0.8285372546260465;width:233px;height:auto\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Langhebelzugratsche-Druckratsche-Uebersicht-Rothschenk-Ladungssicherung-Blog.jpeg 459w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Langhebelzugratsche-Druckratsche-Uebersicht-Rothschenk-Ladungssicherung-Blog-249x300.jpeg 249w\" sizes=\"(max-width: 459px) 100vw, 459px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<div style=\"height:34px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>U r\u00e1\u010dny s kr\u00e1tkou p\u00e1kou  <\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Je t\u0159eba dos\u00e1hnout s\u00edly SHF (ru\u010dn\u00ed s\u00edly) 50 daN \u201ezatla\u010den\u00edm nahoru\u201c na rukoje\u0165. Ka\u017ed\u00fd si dok\u00e1\u017ee tuto situaci p\u0159edstavit, kdy\u017e se pokus\u00ed jednou rukou zvednout \u010dinku o hmotnosti 50 kg.   <\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"318\" height=\"529\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Funktion-Kurzhebeldruckratsche-druecken-von-unten-Rothschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229086\" style=\"aspect-ratio:0.6011383649404017;width:204px;height:auto\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Funktion-Kurzhebeldruckratsche-druecken-von-unten-Rothschenk-Ladungssicherung.jpeg 318w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Funktion-Kurzhebeldruckratsche-druecken-von-unten-Rothschenk-Ladungssicherung-180x300.jpeg 180w\" sizes=\"(max-width: 318px) 100vw, 318px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<div style=\"height:29px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>U r\u00e1\u010dny s dlouhou p\u00e1kou<\/strong> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Je t\u0159eba dos\u00e1hnout hodnoty SHF (ru\u010dn\u00ed s\u00edla) 50 daN \u201etahem dol\u016f\u201c.  <br\/><br\/>K dosa\u017een\u00ed ta\u017en\u00e9 s\u00edly se p\u0159itom vyu\u017e\u00edv\u00e1 cel\u00e1 t\u011blesn\u00e1 hmotnost. Zku\u0161enosti ukazuj\u00ed, \u017ee t\u011blesn\u00e1 hmotnost ve v\u011bt\u0161in\u011b p\u0159\u00edpad\u016f p\u0159esahuje 50 kg.   <br\/><br\/>Pravd\u011bpodobnost, \u017ee se poda\u0159\u00ed dos\u00e1hnout uveden\u00e9 hodnoty SHF, je tedy podstatn\u011b v\u011bt\u0161\u00ed ne\u017e u r\u00e1\u010dny s kr\u00e1tkou p\u00e1kou<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"886\" height=\"775\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Langhebelzugratsche-Funktion-Ziehen-von-oben-Rothschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229106\" style=\"width:353px;height:auto\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Langhebelzugratsche-Funktion-Ziehen-von-oben-Rothschenk-Ladungssicherung.jpeg 886w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Langhebelzugratsche-Funktion-Ziehen-von-oben-Rothschenk-Ladungssicherung-300x262.jpeg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Langhebelzugratsche-Funktion-Ziehen-von-oben-Rothschenk-Ladungssicherung-768x672.jpeg 768w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Langhebelzugratsche-Funktion-Ziehen-von-oben-Rothschenk-Ladungssicherung-600x525.jpeg 600w\" sizes=\"(max-width: 886px) 100vw, 886px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>1b. Prota\u017een\u00ed materi\u00e1lu popruhu <\/strong> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159edp\u00ednac\u00ed s\u00edla m\u00e1 vliv zejm\u00e9na v p\u0159\u00edpad\u011b, kdy se popruh kv\u016fli p\u0159\u00edli\u0161 n\u00edzk\u00e9 p\u0159edp\u00ednac\u00ed s\u00edle dostate\u010dn\u011b nerozt\u00e1hl.  <br\/><br\/>B\u011bhem p\u0159epravy se to vyrovn\u00e1 a p\u0159edp\u00ednac\u00ed s\u00edla se ztrat\u00ed. Na obr\u00e1zku m\u00e1 p\u00e1s prota\u017een\u00ed 7 %.   <br\/><br\/>To znamen\u00e1, \u017ee se materi\u00e1l popruhu na d\u00e9lce jednoho metru nat\u00e1hne o 7 cm. Pokud p\u0159edpokl\u00e1d\u00e1me obvod up\u00edn\u00e1n\u00ed 4 m, pak by to bylo 28 cm. Tento p\u0159\u00edklad m\u00e1 za c\u00edl ilustrovat tento vztah.  <\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"438\" height=\"635\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Label-Zurrgurt-Dehnung-Blaues-Etikett-Rothschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229114\" style=\"width:353px;height:auto\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Label-Zurrgurt-Dehnung-Blaues-Etikett-Rothschenk-Ladungssicherung.jpeg 438w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Label-Zurrgurt-Dehnung-Blaues-Etikett-Rothschenk-Ladungssicherung-207x300.jpeg 207w\" sizes=\"(max-width: 438px) 100vw, 438px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"70\" height=\"586\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Lineal-zum-Vergleich-Rothschenk-Ladungssicherung-Massstab.png\" alt=\"\" class=\"wp-image-1229139\" style=\"aspect-ratio:0.19834823139596702;width:57px;height:auto\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Lineal-zum-Vergleich-Rothschenk-Ladungssicherung-Massstab.png 70w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Lineal-zum-Vergleich-Rothschenk-Ladungssicherung-Massstab-36x300.png 36w\" sizes=\"(max-width: 70px) 100vw, 70px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<p class=\"wp-block-paragraph\"><strong>1c. Po\u010det bod\u016f zlomu <\/strong> <\/p>\n\n<p class=\"wp-block-paragraph\">sni\u017euje p\u0159enos p\u0159edp\u00ednac\u00ed s\u00edly ze strany r\u00e1\u010dny na druh\u00fd konec popruhu. Tomu nelze v\u017edy zabr\u00e1nit, je v\u0161ak t\u0159eba to zohlednit, nap\u0159. pomoc\u00ed bezpe\u010dnostn\u00edho koeficientu. <\/p>\n\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>2. T\u0159ec\u00ed s\u00edla<\/strong> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">mezi n\u00e1kladem\/nosi\u010dem n\u00e1kladu a lo\u017enou plochou by m\u011bl b\u00fdt co nejvy\u0161\u0161\u00ed. Koeficient t\u0159en\u00ed se ozna\u010duje symbolem \u03bc.   <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Certifik\u00e1ty v\u00fdrobc\u016f n\u00e1v\u011bs\u016f obvykle uv\u00e1d\u011bj\u00ed koeficient t\u0159en\u00ed \u03bc = 0,3 pro zabudovan\u00e9 s\u00edtotiskov\u00e9 dno.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>P\u0159\u00edklad v\u00fdpo\u010dtu:<\/strong> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00e1klad v\u00e1\u017e\u00ed 1 000 kg ~ 1 000 daN.  <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159i koeficientu t\u0159en\u00ed \u03bc = 0,3 by t\u0159ec\u00ed s\u00edla \u010dinila 1 000 daN \u00d7 0,3 = 300 daN.<\/p>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Jeliko\u017e nejsou uvedena \u017e\u00e1dn\u00e1 konkr\u00e9tn\u00ed opat\u0159en\u00ed, lze p\u0159edpokl\u00e1dat, \u017ee d\u016fkladn\u00fdm zamet\u00e1n\u00edm lze p\u0159ibli\u017en\u011b dos\u00e1hnout koeficientu t\u0159en\u00ed \u03bc = 0,3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kl\u00ed\u010dov\u00e9 slovo \u201edokonale \u010dist\u00e1 lo\u017en\u00e1 plocha\u201c.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"595\" height=\"396\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Abkehren-einer-Ladeflaeche-Rothschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229159\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Abkehren-einer-Ladeflaeche-Rothschenk-Ladungssicherung.jpeg 595w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Abkehren-einer-Ladeflaeche-Rothschenk-Ladungssicherung-300x200.jpeg 300w\" sizes=\"(max-width: 595px) 100vw, 595px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<div style=\"height:34px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>2a. Materi\u00e1l s protiskluzov\u00fdmi vlastnostmi <\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jeho pou\u017eit\u00ed za \u00fa\u010delem zv\u00fd\u0161en\u00ed koeficientu t\u0159en\u00ed m\u016f\u017ee b\u00fdt rozhodn\u011b smyslupln\u00e9. Mus\u00ed v\u0161ak spl\u0148ovat po\u017eadavky normy VDI-2700, list 15 \u201eProtiskluzov\u00e9 materi\u00e1ly\u201c.   <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V nich jsou stanoveny po\u017eadovan\u00e9 vlastnosti, jako je nap\u0159\u00edklad prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed. Ne v\u0161e, co se nab\u00edz\u00ed, spl\u0148uje tyto po\u017eadavky. <\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"685\" height=\"487\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Rutschhemmende-Materialien-Antirutschmatte-Gummi-Rohtschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229171\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Rutschhemmende-Materialien-Antirutschmatte-Gummi-Rohtschenk-Ladungssicherung.jpeg 685w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Rutschhemmende-Materialien-Antirutschmatte-Gummi-Rohtschenk-Ladungssicherung-300x213.jpeg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Rutschhemmende-Materialien-Antirutschmatte-Gummi-Rohtschenk-Ladungssicherung-600x427.jpeg 600w\" sizes=\"(max-width: 685px) 100vw, 685px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Stavebn\u00ed ochrann\u00e9 roho\u017ee nebo zbytky dopravn\u00edch p\u00e1s\u016f, viz obr\u00e1zek, k tomu nepat\u0159\u00ed.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"675\" height=\"471\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Bauschutzmatten-Foerderband-sind-keine-Antirutschmatten-zur-Ladungssicherung-Rothschenk.jpeg\" alt=\"\" class=\"wp-image-1229182\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Bauschutzmatten-Foerderband-sind-keine-Antirutschmatten-zur-Ladungssicherung-Rothschenk.jpeg 675w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Bauschutzmatten-Foerderband-sind-keine-Antirutschmatten-zur-Ladungssicherung-Rothschenk-300x209.jpeg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Bauschutzmatten-Foerderband-sind-keine-Antirutschmatten-zur-Ladungssicherung-Rothschenk-600x419.jpeg 600w\" sizes=\"(max-width: 675px) 100vw, 675px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Na obr\u00e1zku je vid\u011bt ARM \u0161patn\u00e9 kvality, proto\u017ee je roztrhan\u00e1 kv\u016fli p\u0159\u00edli\u0161 mal\u00e9mu prodlou\u017een\u00ed p\u0159i p\u0159etr\u017een\u00ed.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"682\" height=\"455\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Defekte-Ablegereife-Antirutschmatte-Gummi-Reissdehnung-Rothschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229189\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Defekte-Ablegereife-Antirutschmatte-Gummi-Reissdehnung-Rothschenk-Ladungssicherung.jpeg 682w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Defekte-Ablegereife-Antirutschmatte-Gummi-Reissdehnung-Rothschenk-Ladungssicherung-300x200.jpeg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Defekte-Ablegereife-Antirutschmatte-Gummi-Reissdehnung-Rothschenk-Ladungssicherung-600x400.jpeg 600w\" sizes=\"(max-width: 682px) 100vw, 682px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Koeficient t\u0159en\u00ed podle VDI \u010din\u00ed zpravidla \u03bc = 0,6, za p\u0159edpokladu, \u017ee lo\u017en\u00e1 plocha je zametena.  <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ten pozitivn\u00ed rozd\u00edl je snadno rozpoznateln\u00fd.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>P\u0159\u00edklad v\u00fdpo\u010dtu:<\/strong> <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00e1klad v\u00e1\u017e\u00ed 1 000 kg ~ 1 000 daN.  <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159i koeficientu t\u0159en\u00ed \u03bc = 0,6 by <strong>t\u0159ec\u00ed s\u00edla<\/strong> \u010dinila <strong>1 000 daN \u00d7 0,6 = 600 daN<\/strong>.<\/p>\n<\/div>\n<\/div>\n\n<div style=\"height:35px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>2b. Spr\u00e1vn\u00e9 pou\u017e\u00edv\u00e1n\u00ed Antirutschmatte (ARM). <\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nej\u010dast\u011bj\u0161\u00ed chybou je, \u017ee se ARM umis\u0165uje na zne\u010di\u0161t\u011bnou lo\u017enou plochu.  <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Obr\u00e1zek zachycuje mimo\u0159\u00e1dn\u011b nep\u0159\u00edznivou situaci.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"687\" height=\"420\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Verschmutzte-Antirutschmatte-auf-der-Ladeflaeche-Rothschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229204\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Verschmutzte-Antirutschmatte-auf-der-Ladeflaeche-Rothschenk-Ladungssicherung.jpeg 687w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Verschmutzte-Antirutschmatte-auf-der-Ladeflaeche-Rothschenk-Ladungssicherung-300x183.jpeg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Verschmutzte-Antirutschmatte-auf-der-Ladeflaeche-Rothschenk-Ladungssicherung-600x367.jpeg 600w\" sizes=\"(max-width: 687px) 100vw, 687px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">P\u0159i pou\u017eit\u00ed ARM nesm\u00ed deformace zp\u016fsoben\u00e1 tlakem p\u0159es\u00e1hnout 20 %.  <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Na obr\u00e1zku do\u0161lo k prorazen\u00ed podlo\u017eky kv\u016fli p\u0159\u00edli\u0161 mal\u00e9 op\u011brn\u00e9 plo\u0161e. Je tedy v\u017edy t\u0159eba db\u00e1t na to, aby tlak na jednotku plochy nebyl p\u0159\u00edli\u0161 velk\u00fd. <\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"682\" height=\"511\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Durchgestanzte-Antirutschmatte-ablegereif-Gummi-Rothschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229215\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Durchgestanzte-Antirutschmatte-ablegereif-Gummi-Rothschenk-Ladungssicherung.jpeg 682w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Durchgestanzte-Antirutschmatte-ablegereif-Gummi-Rothschenk-Ladungssicherung-300x225.jpeg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Durchgestanzte-Antirutschmatte-ablegereif-Gummi-Rothschenk-Ladungssicherung-600x450.jpeg 600w\" sizes=\"(max-width: 682px) 100vw, 682px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Situace na tomto obr\u00e1zku ukazuje, \u017ee p\u0159\u00edpustn\u00fd tlak na jednotku plochy ji\u017e byl p\u0159ekro\u010den.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"775\" height=\"633\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Flaechenpressung-Antirutschmatte-Rothschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229234\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Flaechenpressung-Antirutschmatte-Rothschenk-Ladungssicherung.jpeg 775w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Flaechenpressung-Antirutschmatte-Rothschenk-Ladungssicherung-300x245.jpeg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Flaechenpressung-Antirutschmatte-Rothschenk-Ladungssicherung-768x627.jpeg 768w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Flaechenpressung-Antirutschmatte-Rothschenk-Ladungssicherung-600x490.jpeg 600w\" sizes=\"(max-width: 775px) 100vw, 775px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">ARM dosahuje sv\u00e9ho maxim\u00e1ln\u00edho \u00fa\u010dinku pouze tehdy, je-li n\u00e1boj prost\u0159ednictv\u00edm ARM zcela odd\u011blen od nab\u00edjec\u00ed plochy. Spr\u00e1vn\u00fd term\u00edn pro tento jev je \u201eodpojen\u00ed\u201c. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><br\/>Zv\u00fd\u0161en\u00fd koeficient t\u0159en\u00ed se vyskytuje pouze v zelen\u00e9 oblasti. V \u010derven\u00e9 oblasti doch\u00e1z\u00ed ke kontaktu s lo\u017enou plochou. Nosi\u010d n\u00e1kladu nen\u00ed odpojen.    <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159i j\u00edzdn\u00edch zkou\u0161k\u00e1ch by se uk\u00e1zalo, \u017ee se zat\u011b\u017eovac\u00ed jednotka ot\u00e1\u010d\u00ed v zelen\u00e9m rozsahu, proto\u017ee v \u010derven\u00e9m rozsahu je koeficient t\u0159en\u00ed ni\u017e\u0161\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pr\u00e1v\u011b takov\u00e9 situace a zne\u010di\u0161t\u011bn\u00e1 lo\u017en\u00e1 plocha pat\u0159\u00ed mezi nej\u010dast\u011bj\u0161\u00ed chyby.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"514\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Einseitig-unterlegte-Antirutschmatte-unter-Palette-Rothschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229242\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Einseitig-unterlegte-Antirutschmatte-unter-Palette-Rothschenk-Ladungssicherung.jpeg 650w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Einseitig-unterlegte-Antirutschmatte-unter-Palette-Rothschenk-Ladungssicherung-300x237.jpeg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Einseitig-unterlegte-Antirutschmatte-unter-Palette-Rothschenk-Ladungssicherung-600x474.jpeg 600w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<div style=\"height:29px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"483\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Wirkung-von-Zurrwinkel-auf-die-Sicherungskraft-Rothschenk-Ladungssicherung-1024x483.jpeg\" alt=\"\" class=\"wp-image-1229251\" style=\"aspect-ratio:2.1210489249761797;width:613px;height:auto\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Wirkung-von-Zurrwinkel-auf-die-Sicherungskraft-Rothschenk-Ladungssicherung-1024x483.jpeg 1024w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Wirkung-von-Zurrwinkel-auf-die-Sicherungskraft-Rothschenk-Ladungssicherung-300x141.jpeg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Wirkung-von-Zurrwinkel-auf-die-Sicherungskraft-Rothschenk-Ladungssicherung-768x362.jpeg 768w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Wirkung-von-Zurrwinkel-auf-die-Sicherungskraft-Rothschenk-Ladungssicherung-600x283.jpeg 600w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Wirkung-von-Zurrwinkel-auf-die-Sicherungskraft-Rothschenk-Ladungssicherung.jpeg 1315w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<p class=\"wp-block-paragraph\">Pouze \u010derven\u00e1 svisl\u00e1 \u0161ipka p\u0159edstavuje \u00fa\u010dinnou p\u0159edp\u00ednac\u00ed s\u00edlu, kter\u00e1 zaji\u0161\u0165uje n\u00e1klad. \u010c\u00edm men\u0161\u00ed je \u00fahel, t\u00edm men\u0161\u00ed je zaji\u0161\u0165ovac\u00ed s\u00edla. <\/p>\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">K nej\u010dast\u011bj\u0161\u00edm chyb\u00e1m doch\u00e1z\u00ed proto, \u017ee ani p\u0159epravce, ani \u0159idi\u010d neznaj\u00ed nebo nech\u00e1pou souvislosti.  <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To jasn\u011b dokl\u00e1d\u00e1 situace zachycen\u00e1 na ned\u00e1vn\u00e9 fotografii. P\u00e1sy zaji\u0161\u0165uj\u00ed maxim\u00e1ln\u00ed ochranu proti \u201eodletu\u201c, ale ne proti pohybu n\u00e1kladu.   <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Jedna z v\u00fdtek by mohla zn\u00edt takto: \u201e <\/strong><br\/><strong>\u201c <\/strong> je nevhodn\u00e9 vozidlo, proto\u017ee n\u00e1klad nelze kv\u016fli chyb\u011bj\u00edc\u00edm upev\u0148ovac\u00edm bod\u016fm \u00fa\u010dinn\u011b zajistit.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"839\" height=\"649\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/zu-flacher-Zurrwinkel-Rothschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229261\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/zu-flacher-Zurrwinkel-Rothschenk-Ladungssicherung.jpeg 839w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/zu-flacher-Zurrwinkel-Rothschenk-Ladungssicherung-300x232.jpeg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/zu-flacher-Zurrwinkel-Rothschenk-Ladungssicherung-768x594.jpeg 768w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/zu-flacher-Zurrwinkel-Rothschenk-Ladungssicherung-600x464.jpeg 600w\" sizes=\"(max-width: 839px) 100vw, 839px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<p class=\"wp-block-paragraph\">Toto je jeden z vzorc\u016f podle normy VDI-2700, pomoc\u00ed kter\u00e9ho lze vypo\u010d\u00edtat pot\u0159ebnou p\u0159edp\u00ednac\u00ed s\u00edlu pro upevn\u011bn\u00ed sm\u011brem dol\u016f.<\/p>\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"907\" height=\"242\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Gleichung-Mathematisch-Berechnung-Vorspannkraft-Rothschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229270\" style=\"aspect-ratio:3.7481698389458273;width:439px;height:auto\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Gleichung-Mathematisch-Berechnung-Vorspannkraft-Rothschenk-Ladungssicherung.jpeg 907w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Gleichung-Mathematisch-Berechnung-Vorspannkraft-Rothschenk-Ladungssicherung-300x80.jpeg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Gleichung-Mathematisch-Berechnung-Vorspannkraft-Rothschenk-Ladungssicherung-768x205.jpeg 768w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Gleichung-Mathematisch-Berechnung-Vorspannkraft-Rothschenk-Ladungssicherung-600x160.jpeg 600w\" sizes=\"(max-width: 907px) 100vw, 907px\" \/><\/figure>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u017dlut\u00fd r\u00e1me\u010dek zn\u00e1zor\u0148uje vztah mezi t\u0159en\u00edm a zrychlen\u00edm. Cx,y je hodnota zrychlen\u00ed v pod\u00e9ln\u00e9m nebo p\u0159\u00ed\u010dn\u00e9m sm\u011bru k sm\u011bru j\u00edzdy.   <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u03bc je koeficient t\u0159en\u00ed<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cz \u2013 vertik\u00e1ln\u00ed gravita\u010dn\u00ed zrychlen\u00ed 9,<sup>81 m\/s\u00b2<\/sup> ~ 1  <\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>Cx = 0,8 g; Cy = 0,5 g; \u03bc = 0,3; Cz = 9,81 m\/s\u00b2 ~ 1<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><br\/>0,8 \u2013 0,3 \u00d7 1 = 0,5<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><br\/>Z toho vypl\u00fdv\u00e1, \u017ee efektivn\u00ed zrychlen\u00ed ve sm\u011bru j\u00edzdy v tomto p\u0159\u00edpad\u011b \u010din\u00ed 0,5 g.<\/p>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u010cerven\u00fd r\u00e1me\u010dek p\u0159edstavuje hmotnost n\u00e1kladu, na jej\u00edm\u017e z\u00e1klad\u011b se pomoc\u00ed gravita\u010dn\u00edho zrychlen\u00ed vypo\u010d\u00edt\u00e1v\u00e1 setrva\u010dn\u00e1 s\u00edla.  <\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>m \u00d7 g = 1 000 kg \u00d7 9,81 m\/s\u00b2 = 9 810 kg\u00b7m\/s\u00b2 = 9 810 N = 981 daN ~ 1 000 daN<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pro n\u00e1sleduj\u00edc\u00ed v\u00fdpo\u010det se gravita\u010dn\u00ed zrychlen\u00ed zaokrouhl\u00ed nahoru na 10 a hmotnost n\u00e1kladu \u010din\u00ed 1 000 kg<\/p>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Fialov\u00fd r\u00e1me\u010dek zn\u00e1zor\u0148uje \u00fa\u010dinnou p\u0159edp\u00ednac\u00ed s\u00edlu v z\u00e1vislosti na koeficientu t\u0159en\u00ed a \u00fahlu upevn\u011bn\u00ed \u03b1.<br\/><br\/>Pro n\u00e1sleduj\u00edc\u00ed v\u00fdpo\u010det p\u0159edpokl\u00e1d\u00e1me \u00fahel upevn\u011bn\u00ed \u03b1 rovn\u00fd 75\u00b0. Sinus t\u00e9to hodnoty \u010din\u00ed 0,9659 <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"> <\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">2n= jsou oba \u00fahly upevn\u011bn\u00ed \u03b1, kter\u00e9 se obvykle vyskytuj\u00ed p\u0159i upev\u0148ov\u00e1n\u00ed. <br\/><br\/>Jeliko\u017e se jedn\u00e1 o princip \u201et\u0159ec\u00edho spojen\u00ed\u201c, je t\u0159eba i zde zapo\u010d\u00edtat koeficient t\u0159en\u00ed \u03bc.<br\/><br\/>Pomoc\u00ed funkce sin \u03b1 se ur\u010d\u00ed kolm\u00e1 slo\u017eka p\u0159edp\u00ednac\u00ed s\u00edly.<\/p>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Modr\u00fd r\u00e1me\u010dek obsahuje bezpe\u010dnostn\u00ed faktor, kter\u00fd slou\u017e\u00ed k vyrovn\u00e1n\u00ed nejistot.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">M\u00e1 \u010dinit 1,25.<br\/><\/p>\n<\/div>\n<\/div>\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"907\" height=\"242\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Gleichung-Mathematisch-Berechnung-Vorspannkraft-Rothschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229270\" style=\"aspect-ratio:3.7481698389458273;width:439px;height:auto\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Gleichung-Mathematisch-Berechnung-Vorspannkraft-Rothschenk-Ladungssicherung.jpeg 907w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Gleichung-Mathematisch-Berechnung-Vorspannkraft-Rothschenk-Ladungssicherung-300x80.jpeg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Gleichung-Mathematisch-Berechnung-Vorspannkraft-Rothschenk-Ladungssicherung-768x205.jpeg 768w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Gleichung-Mathematisch-Berechnung-Vorspannkraft-Rothschenk-Ladungssicherung-600x160.jpeg 600w\" sizes=\"(max-width: 907px) 100vw, 907px\" \/><\/figure>\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"120\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Mathematische-Formel-Ladungssicherung-Vorspannkraft-Rothschenk-1024x120.png\" alt=\"\" class=\"wp-image-1229304\" style=\"aspect-ratio:8.557579809460137;object-fit:contain;width:300px\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Mathematische-Formel-Ladungssicherung-Vorspannkraft-Rothschenk-1024x120.png 1024w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Mathematische-Formel-Ladungssicherung-Vorspannkraft-Rothschenk-300x35.png 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Mathematische-Formel-Ladungssicherung-Vorspannkraft-Rothschenk-768x90.png 768w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Mathematische-Formel-Ladungssicherung-Vorspannkraft-Rothschenk-600x70.png 600w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Mathematische-Formel-Ladungssicherung-Vorspannkraft-Rothschenk.png 1044w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<p class=\"wp-block-paragraph\">Hmotnost n\u00e1kladu 1 000 kg mus\u00ed b\u00fdt zaji\u0161t\u011bna p\u0159edp\u00ednac\u00ed silou 539 daN. To je alespo\u0148 teorie! <\/p>\n\n<div style=\"height:31px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<ul class=\"wp-block-list\">\n<li>Chybou v uva\u017eov\u00e1n\u00ed \u010d\u00edslo 1 je p\u0159edpoklad, \u017ee popruhem s nosnost\u00ed (LC) 2 500 daN lze zajistit n\u00e1klad o hmotnosti 2 500 kg.<\/li>\n\n\n\n<li>Chybou v uva\u017eov\u00e1n\u00ed \u010d\u00edslo 2 je p\u0159edpoklad, \u017ee p\u016fsob\u00edc\u00ed p\u0159edp\u00ednac\u00ed s\u00edla je \u00fa\u010dinn\u00e1 na 100 %.<\/li>\n<\/ul>\n\n<div style=\"height:35px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Pro tento v\u00fdpo\u010detn\u00ed p\u0159\u00edklad si vezm\u011bme p\u00e1s s touto etiketou.  <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vzhledem k n\u00edzk\u00e9 p\u0159edp\u00ednac\u00ed s\u00edle 250 daN m\u00e1 s velkou pravd\u011bpodobnost\u00ed r\u00e1\u010dnu s kr\u00e1tkou p\u00e1kou.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"438\" height=\"635\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Label-Zurrgurt-Dehnung-Blaues-Etikett-Rothschenk-Ladungssicherung.jpeg\" alt=\"\" class=\"wp-image-1229114\" style=\"aspect-ratio:0.6897777777777778;width:130px;height:auto\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Label-Zurrgurt-Dehnung-Blaues-Etikett-Rothschenk-Ladungssicherung.jpeg 438w, https:\/\/rothschenk.de\/wp-content\/uploads\/2026\/06\/Label-Zurrgurt-Dehnung-Blaues-Etikett-Rothschenk-Ladungssicherung-207x300.jpeg 207w\" sizes=\"(max-width: 438px) 100vw, 438px\" \/><\/figure>\n<\/div>\n<\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">P\u0159edpokl\u00e1dejme, \u017ee p\u0159edp\u00ednac\u00ed s\u00edla 250 daN je skute\u010dn\u011b dosa\u017eena.  <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Za p\u0159edpokl\u00e1dan\u00fdch podm\u00ednek z t\u00e9to p\u0159edp\u00ednac\u00ed s\u00edly zb\u00fdv\u00e1 pouze 72 daN.<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Na z\u00e1klad\u011b v\u00fd\u0161e uveden\u00fdch p\u0159edpoklad\u016f by \u00fa\u010det vypadal n\u00e1sledovn\u011b:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">FT = 250 daN \u00d7 <strong>\u03bc<\/strong> \u00d7 sin <strong>\u03b1 = <\/strong><br\/>FT = 250 daN \u00d7 0,3 \u00d7 0,9659 = 72 daN<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><br\/><\/p>\n<\/div>\n<\/div>\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Po\u010det popruh\u016f lze ur\u010dit vyd\u011blen\u00edm po\u017eadovan\u00e9 zaji\u0161\u0165ovac\u00ed s\u00edly 539 daN \u00fa\u010dinnou hodnotou STF popruhu, kter\u00e1 \u010din\u00ed 72 daN.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">539 daN \/ 72 daN = 7,48 popruh\u016f, co\u017e zaokrouhleno d\u00e1v\u00e1 8 popruh\u016f.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">K zaji\u0161t\u011bn\u00ed n\u00e1kladu o hmotnosti 1 000 kg t\u00edmto typem popruhu by tedy bylo zapot\u0159eb\u00ed 8 popruh\u016f. Mnoz\u00ed \u0159idi\u010di a p\u0159epravci nad t\u00edm zavrt\u00ed hlavou a \u0159eknou, \u017ee dva popruhy mus\u00ed sta\u010dit. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud m\u00e1 n\u00e1kladn\u00ed vozidlo standardn\u00ed rozlo\u017een\u00ed upev\u0148ovac\u00edch bod\u016f podle normy EN 12640, prvn\u00ed (1.) a posledn\u00ed (8.) popruh by od sebe byly vzd\u00e1leny p\u0159ibli\u017en\u011b 9 m. Mo\u017en\u00e1 v\u0161ak t\u011bch 1 000 kg le\u017e\u00ed na jedn\u00e9 jedin\u00e9 europalete. V takov\u00e9m p\u0159\u00edpad\u011b se v\u00fd\u0161e uveden\u00e9 \u00favahy rozplynou jako p\u00e1ra nad hrncem.     <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud n\u011bkdo pou\u017e\u00edv\u00e1 kalkul\u00e1tor up\u00ednac\u00edch prost\u0159edk\u016f nebo aplikaci, zjist\u00ed, \u017ee tato okrajov\u00e1 podm\u00ednka nen\u00ed v\u016fbec zohledn\u011bna.<\/p>\n<\/blockquote>\n\n<p class=\"wp-block-paragraph\"><br\/>Metoda<strong>\u201ep\u0159idr\u017eov\u00e1n\u00ed\u201c<\/strong>se li\u0161\u00ed od upevn\u011bn\u00ed pomoc\u00ed popruh\u016f t\u00edm, \u017ee p\u0159ev\u00e1\u017en\u00e1 \u010d\u00e1st zaji\u0161\u0165ovac\u00ed s\u00edly je zaji\u0161t\u011bna protiskluzov\u00fdmi opat\u0159en\u00edmi. Popruhy pouze zaji\u0161\u0165uj\u00ed, aby nedo\u0161lo ke ztr\u00e1t\u011b kontaktu s ARM v d\u016fsledku kol\u00edsaj\u00edc\u00edch svisl\u00fdch zrychlen\u00ed. <\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>Podrobn\u00e9 vysv\u011btlen\u00ed m\u00e1 uk\u00e1zat, jak rizikov\u00e1 je metoda \u201ep\u0159iv\u00e1z\u00e1n\u00ed dol\u016f\u201c. P\u0159ed jej\u00edm pou\u017eit\u00edm by se m\u011blo zv\u00e1\u017eit pou\u017eit\u00ed jin\u00fdch zp\u016fsob\u016f zaji\u0161t\u011bn\u00ed nebo alespo\u0148 \u201ep\u0159idr\u017eov\u00e1n\u00ed\u201c. <\/p>\n\n<p class=\"wp-block-paragraph\"><br\/>Jako v\u017edy, m\u00e9 koment\u00e1\u0159e maj\u00ed za c\u00edl pouze nast\u00ednit t\u00e9ma, ale ne ho vy\u010derp\u00e1vaj\u00edc\u00edm zp\u016fsobem pokr\u00fdt. Pokud se s danou \u00falohou sezn\u00e1m\u00edte, mo\u017en\u00e1 najdete \u0159e\u0161en\u00ed, kter\u00e1 jsou jednodu\u0161\u0161\u00ed a lep\u0161\u00ed. Prost\u00e9 nicned\u011bl\u00e1n\u00ed zvy\u0161uje obecn\u00e9 riziko ve f\u00e1zi p\u0159epravy pro v\u0161echny z\u00fa\u010dastn\u011bn\u00e9 a tomu je t\u0159eba se za ka\u017edou cenu vyhnout.  <\/p>\n\n<p class=\"wp-block-paragraph\">Zvl\u00e1dn\u011bte to, m\u016f\u017ee to b\u00fdt jen lep\u0161\u00ed!<\/p>\n\n<div class=\"wp-block-columns alignfull are-vertically-aligned-center has-background is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\" style=\"background-color:#516062\">\n<div class=\"wp-block-column blog_autor_zusatz is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:10vw\"><\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:20%\">\n<figure class=\"wp-block-image aligncenter size-large is-resized is-style-rounded\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater-1024x1024.jpg\" alt=\"\" class=\"wp-image-143199\" style=\"width:150px\" srcset=\"https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater-1024x1024.jpg 1024w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater-300x300.jpg 300w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater-150x150.jpg 150w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater-768x767.jpg 768w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater-600x600.jpg 600w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater-100x100.jpg 100w, https:\/\/rothschenk.de\/wp-content\/uploads\/2024\/02\/sigurd-ehringer-ladungssicherung-ausbilder-und-berater.jpg 1500w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-vertically-aligned-center is-layout-flow wp-block-column-is-layout-flow\"><div class=\"wp-block-post-author\"><div class=\"wp-block-post-author__content\"><p class=\"wp-block-post-author__name\">Sigurd Ehringer<\/p><p class=\"wp-block-post-author__bio\">\u2714 VDI-zertifizierter Ausbilder f\u00fcr Ladungssicherung\r\n\u2714 Fachbuch-Autor\r\n\u2714 8 Jahre Projektmanager\r\n\u2714 12 Jahre bei der Bundeswehr (Kompaniechef)\r\n\u2714 20 Jahre Vertriebserfahrung\r\n\u2714 seit 1996 Berater\/Ausbilder in der Logistik\r\n\u2714 44 Jahre Ausbilder\/Trainer in verschiedenen Bereichen &#8212;&gt;\r\n\r\nIn einer Reihe von Fachbeitr\u00e4gen aus der Praxis, zu Themen rund um den Container und LKW, erhalten Sie Profiwissen aus erster Hand. Wie sichert man Ladung korrekt und was sind die Grundlagen der Ladungssicherung?\r\nErarbeitet und vorgestellt werden sie von Sigurd Ehringer, Inhaber von <a href=\"https:\/\/www.se-logcon.de\/\">SE-LogCon<\/a>.<\/p><\/div><\/div><\/div>\n\n\n\n<div class=\"wp-block-column blog_autor_zusatz is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:10vw\"><\/div>\n<\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-7387b849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"wp-block-paragraph\">&lt;&lt;  K p\u0159edchoz\u00edmu p\u0159\u00edsp\u011bvku<br\/><a href=\"https:\/\/rothschenk.de\/cz\/epizoda-58-chranice-hran-a-kluzaky-na-hrany-spravne-pouziti\/\"><\/a><a href=\"https:\/\/rothschenk.de\/cz\/epizoda-65-chyby-pri-zajistovani-ibc-osvedcene-postupy\/\">, d\u00edl 68: Dokumentace zaji\u0161t\u011bn\u00ed n\u00e1kladu \u2013 tipy a pom\u016fcky<\/a><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<p class=\"has-text-align-right wp-block-paragraph\">K dal\u0161\u00edmu p\u0159\u00edsp\u011bvku  &gt;&gt; <br\/><\/p>\n<\/div>\n<\/div>\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Jak jsem ji\u017e avizoval, r\u00e1d bych se v tomto p\u0159\u00edsp\u011bvku na blogu zam\u011b\u0159il na zp\u016fsob zaji\u0161t\u011bn\u00ed zvan\u00fd \u201ep\u0159ipout\u00e1n\u00ed dol\u016f\u201c a podrobn\u011bji jej rozebral. Abychom tento souvislost l\u00e9pe ilustrovali, zde je je\u0161t\u011b jednou graf z 67. d\u00edlu. Z mnoha mo\u017en\u00fdch zp\u016fsob\u016f zaji\u0161t\u011bn\u00ed se dnes zam\u011b\u0159\u00edme pouze na ty, kter\u00e9 jsou vyzna\u010deny modr\u00fdm r\u00e1me\u010dkem. Jedn\u00e1 se tedy [&hellip;]<\/p>\n","protected":false},"author":1536,"featured_media":1247304,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[864,866,865],"tags":[1376,1128,1374,1375,909],"class_list":["post-1247302","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cargo-blog-cs","category-fyzicka-stranka","category-lorry","tag-predpinaci-sila","tag-privazani","tag-upevnovaci-uhelnik","tag-vypocet","tag-zajisteni-nakladu"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Upevn\u011bn\u00ed \u2013 ta v\u011bc s \u00fahlem a p\u0159edp\u011bt\u00edm...<\/title>\n<meta name=\"description\" content=\"Spr\u00e1vn\u00e9 upevn\u011bn\u00ed n\u00e1kladu pomoc\u00ed popruh\u016f \u2714\ufe0f Na co je t\u0159eba db\u00e1t? \u2714\ufe0f Jak\u00e9 chyby se mohou vyskytnout? 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