[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.dhbaits.cz\/kde-se-vzalo-jizdni-kolo\/#Article","mainEntityOfPage":"https:\/\/www.dhbaits.cz\/kde-se-vzalo-jizdni-kolo\/","headline":"Kde se vzalo j\u00edzdn\u00ed kolo","name":"Kde se vzalo j\u00edzdn\u00ed kolo","description":"J\u00edzdn\u00ed kolo zn\u00e1me snad v\u0161ichni. Je to \u00fa\u017easn\u00fd prost\u0159edek nejen pro p\u0159ekon\u00e1n\u00ed krat\u0161\u00edch i del\u0161\u00edch vzd\u00e1lenost\u00ed, ale tak\u00e9 pro sport, z\u00e1bavu a radost ze samotn\u00e9 j\u00edzdy. N\u011bkde ho pou\u017e\u00edvaj\u00ed jako hlavn\u00ed dopravn\u00ed prost\u0159edek, jinde jako d\u016fle\u017eit\u00e9ho pomocn\u00edka p\u0159i z\u00e1vodech. N\u011bkdo... <a class=\"more-link\" href=\"https:\/\/www.dhbaits.cz\/kde-se-vzalo-jizdni-kolo\/\">Pokra\u010dovat ve \u010dten\u00ed &rarr;<\/a>","datePublished":"2025-03-06","dateModified":"2023-04-28","author":{"@type":"Person","@id":"https:\/\/www.dhbaits.cz\/author\/#Person","name":"dhbaits.cz\n","url":"https:\/\/www.dhbaits.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/e0a4ee3123bc6cda06472cb29cefd2abfa18c894e6c63b3d8bc84df8da10f637?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/e0a4ee3123bc6cda06472cb29cefd2abfa18c894e6c63b3d8bc84df8da10f637?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"dhbaits.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.dhbaits.cz\/wp-content\/uploads\/img_a300496_w1914_t1510607149.jpg","url":"https:\/\/www.dhbaits.cz\/wp-content\/uploads\/img_a300496_w1914_t1510607149.jpg","height":0,"width":0},"url":"https:\/\/www.dhbaits.cz\/kde-se-vzalo-jizdni-kolo\/","about":["V\u00fdrobky"],"wordCount":468,"articleBody":"J\u00edzdn\u00ed kolo zn\u00e1me snad v\u0161ichni. Je to \u00fa\u017easn\u00fd prost\u0159edek nejen pro p\u0159ekon\u00e1n\u00ed krat\u0161\u00edch i del\u0161\u00edch vzd\u00e1lenost\u00ed, ale tak\u00e9 pro sport, z\u00e1bavu a radost ze samotn\u00e9 j\u00edzdy. N\u011bkde ho pou\u017e\u00edvaj\u00ed jako hlavn\u00ed dopravn\u00ed prost\u0159edek, jinde jako d\u016fle\u017eit\u00e9ho pomocn\u00edka p\u0159i z\u00e1vodech. N\u011bkdo ho m\u00e1 jen jako spole\u010dn\u00edka p\u0159i rekreaci, jin\u00fd na n\u011bm ve fitness centru d\u0159e, aby z\u00edskal skv\u011blou postavu. Na sv\u011bt\u011b jich byla vyrobena v\u00edce ne\u017e miliarda, a jejich v\u00fdroba neust\u00e1le stoup\u00e1, snad pro obrovsk\u00fd z\u00e1jem spole\u010dnosti. Kde se ale vzalo j\u00edzdn\u00ed kolo? Poj\u010fme se pod\u00edvat ho jeho historie.J\u00edzdn\u00ed kolo slav\u00ed 200 letP\u0159esn\u011b p\u0159ed dv\u011bma stolet\u00edmi, v roce 2818, p\u0159edvedl n\u011bmeck\u00fd vyn\u00e1lezce Karl Drais sv\u016fj vyn\u00e1lez \u2013 prvn\u00ed j\u00edzdn\u00ed kolo. Dne\u0161n\u00edmu kolu se sice podobalo jen vzd\u00e1len\u011b, tenkr\u00e1t to ale bylo n\u011bco \u00fa\u017easn\u00e9ho, i kdy\u017e u mnoh\u00fdch tento vyn\u00e1lez vzbuzoval \u00fasm\u011bv i \u00fadiv. B\u011bhac\u00ed stroj, jak mu Karl Drais \u0159\u00edkal, nem\u011bl \u0161lapky, konstrukce byla vyrobena ze d\u0159eva, m\u00edsto sedla byla podu\u0161ka, ale dv\u011b kola nechyb\u011bla. Jezdec se musel odr\u00e1\u017eet nohama o zem, tak\u017ee kolo p\u0159ipom\u00ednalo dne\u0161n\u00ed zn\u00e1m\u00e9 odr\u00e1\u017eedlo. Brzdilo se patami, co\u017e bylo dosti nepraktick\u00e9. Celkov\u011b byl tento vyn\u00e1lez nepohodln\u00fd, a u lid\u00ed vzbuzoval sp\u00ed\u0161e ned\u016fv\u011bru. Aby bylo mo\u017en\u00e9 prvn\u00ed j\u00edzdn\u00ed kolo patentovat, musel Karl Drais prok\u00e1zat jeho v\u00fdznam pro b\u011b\u017en\u00fd \u017eivot. To se mu povedlo, jeliko\u017e na n\u011bm urazil vzd\u00e1lenost, kterou by p\u011b\u0161ky \u0161el 16 hodin, za pouh\u00e9 4 hodiny. Patent mu tak byl uzn\u00e1n.Neust\u00e1le zlep\u0161ov\u00e1n\u00edPrap\u016fvodn\u00ed j\u00edzdn\u00ed kolo se neust\u00e1le vylep\u0161ovalo, ale a\u017e za dal\u0161\u00edch 50 let dostalo kone\u010dn\u011b \u0161lapky, a tak odpadlo n\u00e1ro\u010dn\u00e9 odr\u00e1\u017een\u00ed. J\u00edzdn\u00ed kolo se stalo obl\u00edben\u00fdm na cel\u00e9m sv\u011bt\u011b, proto ho za\u010dali vyr\u00e1b\u011bt s\u00e9riov\u011b. Lid\u00e9 ho za\u010dali vyu\u017e\u00edvat nap\u0159\u00edklad k doprav\u011b do pr\u00e1ce, aby si urychlili cestu, ale tak\u00e9 jako sou\u010d\u00e1st povol\u00e1n\u00ed, t\u0159eba po\u0161\u0165\u00e1ci p\u0159i rozvozu dopis\u016f, \u010di zmrzlin\u00e1\u0159i k p\u0159evozu chladic\u00edch box\u016f.Dal\u0161\u00ed v\u00fdvoj byl velmi z\u00e1sadn\u00ed, a tak dnes kolo nen\u00ed jen jednostopov\u00e9 vozidlo poh\u00e1n\u011bn\u00e9 lidskou silou, ale setkat se m\u016f\u017eete t\u0159eba s elektrokoly, kter\u00e1 jsou poh\u00e1n\u011bn\u00e1 dopopomoc\u00ed motoru. A skl\u00e1dac\u00ed kolo, kter\u00e9 se dnes bez probl\u00e9mu vejde do metra \u010di autobusu, m\u00e1 b\u00fdt dal\u0161\u00edm c\u00edlem ve v\u00fdvoji j\u00edzdn\u00edho kola.                                                                                                                                                                                                                                                                                                                                                                                        4.4\/5 - (10 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Kde se vzalo j\u00edzdn\u00ed kolo","item":"https:\/\/www.dhbaits.cz\/kde-se-vzalo-jizdni-kolo\/#breadcrumbitem"}]}]