[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.jalazura.cz\/historie-visacich-zamku-presahuje-nekolik-tisic-let\/#Article","mainEntityOfPage":"https:\/\/www.jalazura.cz\/historie-visacich-zamku-presahuje-nekolik-tisic-let\/","headline":"Historie visac\u00edch z\u00e1mk\u016f p\u0159esahuje n\u011bkolik tis\u00edc let","name":"Historie visac\u00edch z\u00e1mk\u016f p\u0159esahuje n\u011bkolik tis\u00edc let","description":"A\u010dkoliv teprve 20. stolet\u00ed zaznamenalo dramatick\u00fd n\u00e1r\u016fst pr\u016fmyslov\u00e9 v\u00fdroby, technologick\u00fdch inovac\u00ed a nov\u00fdch druh\u016f v\u00fdrobk\u016f spot\u0159ebn\u00edho sektoru, pot\u0159eba chr\u00e1nit majetek p\u0159ed nenechavci lidstvo prov\u00e1z\u00ed od nepam\u011bti. Prvn\u00ed visac\u00ed z\u00e1mky se za\u010daly vyr\u00e1b\u011bt ji\u017e ve starov\u011bku v Babylonsk\u00e9 \u0159\u00ed\u0161i. Potvrdily to \u010detn\u00e9 archeologick\u00e9 n\u00e1lezy d\u0159ev\u011bn\u00fdch z\u00e1mk\u016f otev\u00edran\u00fdch kovov\u00fdmi kl\u00ed\u010di. Podobn\u00e9 mechanismy se objevily i ve starov\u011bk\u00e9m...","datePublished":"2018-08-18","dateModified":"2018-08-18","author":{"@type":"Person","@id":"https:\/\/www.jalazura.cz\/author\/#Person","name":"","url":"https:\/\/www.jalazura.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/89f417dfbb336d235b856435ef935ffa51c2f646edc1f5c4e6fccf32a9c88173?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/89f417dfbb336d235b856435ef935ffa51c2f646edc1f5c4e6fccf32a9c88173?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"jalazura.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.jalazura.cz\/wp-content\/uploads\/img_a322213_w2332_t1533716042.jpg","url":"https:\/\/www.jalazura.cz\/wp-content\/uploads\/img_a322213_w2332_t1533716042.jpg","height":0,"width":0},"url":"https:\/\/www.jalazura.cz\/historie-visacich-zamku-presahuje-nekolik-tisic-let\/","wordCount":428,"articleBody":" A\u010dkoliv teprve 20. stolet\u00ed zaznamenalo dramatick\u00fd n\u00e1r\u016fst pr\u016fmyslov\u00e9 v\u00fdroby, technologick\u00fdch inovac\u00ed a nov\u00fdch druh\u016f v\u00fdrobk\u016f spot\u0159ebn\u00edho sektoru, pot\u0159eba chr\u00e1nit majetek p\u0159ed nenechavci lidstvo prov\u00e1z\u00ed od nepam\u011bti. Prvn\u00ed visac\u00ed z\u00e1mky se za\u010daly vyr\u00e1b\u011bt ji\u017e ve starov\u011bku v Babylonsk\u00e9 \u0159\u00ed\u0161i. Potvrdily to \u010detn\u00e9 archeologick\u00e9 n\u00e1lezy d\u0159ev\u011bn\u00fdch z\u00e1mk\u016f otev\u00edran\u00fdch kovov\u00fdmi kl\u00ed\u010di. Podobn\u00e9 mechanismy se objevily i ve starov\u011bk\u00e9m \u0158ecku a v \u0159\u00ed\u0161i \u0158\u00edmsk\u00e9, pouze se konstrukce z\u00e1mku v\u00fdvojov\u011b posunula do prvn\u00edch slitin m\u011bdi a n\u011bkter\u00fdch kov\u016f krom\u011b zinku, co je zn\u00e1me pod jednotn\u00fdm n\u00e1zvem \u2013 bronzy.  Renesance a z\u00e1mky P\u0159ekvapiv\u011b a\u017e do poloviny 17. stolet\u00ed byly v\u0161echny z\u00e1mky konstruov\u00e1ny tak, \u017ee kl\u00ed\u010dem bylo mo\u017eno oto\u010dit pouze do \u010dty\u0159 p\u011btin kruhov\u00e9 dr\u00e1hy, a n\u011bkdy bylo dokonce velmi obt\u00ed\u017en\u00e9 ze z\u00e1mku vyndat samotn\u00fd kl\u00ed\u010d. P\u0159edev\u0161\u00edm v obdob\u00ed renesance byly pova\u017eov\u00e1ny tyto v\u00fdrobky za um\u011bleck\u00e1 d\u00edla, \u0161lo o zdoben\u00e9 rytiny s vysek\u00e1van\u00fdmi otvory, barevn\u00e9 variace kryt\u016f otvoru pro kl\u00ed\u010d, tepeln\u00e9 \u00fapravy kov\u016f, a v\u011bt\u0161inou \u0161lo o nezadlab\u00e1van\u00e9 v\u00fdrobky, kter\u00e9 se p\u0159itloukaly h\u0159eby zevnit\u0159 d\u0159ev\u011bn\u00fdch vrat a dve\u0159\u00ed.  Pr\u016fmyslov\u00e1 revoluce Teprve pr\u016fmyslov\u00e1 revoluce 19. stolet\u00ed p\u0159inesla v\u00fdznamn\u00fd obrat ve v\u00fdvoji konstrukce visac\u00edho z\u00e1mku. Za\u010dalo se pochopiteln\u011b dozick\u00fdmi a teprve po druh\u00e9 sv\u011btov\u00e9 v\u00e1lce se objevily na trhu prvn\u00ed patentn\u00ed z\u00e1mky. Za mechanismus z\u00e1mku, jak jej zn\u00e1me dnes, vd\u011b\u010d\u00edme vyn\u00e1lezci Robertu Barronu z roku 1788, kter\u00fd toto d\u016fmysln\u00e9 za\u0159\u00edzen\u00ed vybavil prvn\u00edmi stav\u00edtky, tedy p\u00e1\u010dkami, je\u017e kl\u00ed\u010d zdvihnou do spr\u00e1vn\u00e9 polohy. Na tento objev nav\u00e1zal mechanismus Roberta Yale, kter\u00fd v roce 1844 zkonstruoval cylindrickou vlo\u017eku s odpru\u017een\u00fdmi stav\u00edtky a blokovac\u00edmi kol\u00edky uvnit\u0159 v\u00e1le\u010dku (cylindru).  Patentn\u00ed z\u00e1mky jsou dnes konstruov\u00e1ny i s bezpe\u010dnostn\u00edmi mechanismy, setk\u00e1v\u00e1me se s \u0159adou technick\u00fdch vylep\u0161en\u00ed v podob\u011b chytr\u00fdch z\u00e1mk\u016f ovl\u00e1dan\u00fdch mobiln\u00edm telefonem, a to jak samotn\u00fdch FAB vlo\u017eek, tak i visac\u00edch konstrukc\u00ed. Ka\u017ed\u00e1 mali\u010dkost je podstatn\u00e1, ov\u0161em princip cylindrick\u00e9 vlo\u017eky z\u016fstal stejn\u00fd a mo\u017eno tedy \u0159\u00edci, \u017ee historie z\u00e1mk\u016f, jak je zn\u00e1me dnes, je star\u00e1 jedno a t\u0159i \u010dtvrt\u011b stolet\u00ed.                                                                                                                                                                                                                                                                                                                                                                                          4\/5 - (6 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Historie visac\u00edch z\u00e1mk\u016f p\u0159esahuje n\u011bkolik tis\u00edc let","item":"https:\/\/www.jalazura.cz\/historie-visacich-zamku-presahuje-nekolik-tisic-let\/#breadcrumbitem"}]}]