[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.komfortne.cz\/vynalez-slouzici-dodnes\/#Article","mainEntityOfPage":"https:\/\/www.komfortne.cz\/vynalez-slouzici-dodnes\/","headline":"Vyn\u00e1lez slou\u017e\u00edc\u00ed dodnes","name":"Vyn\u00e1lez slou\u017e\u00edc\u00ed dodnes","description":"P\u00ed\u0161e se rok 1879 a sv\u011btlo sv\u011bta spat\u0159ila prvn\u00ed \u017e\u00e1rovka, kter\u00e1 vydr\u017eela d\u00e1vat sv\u011btlo jeden a p\u016fl dne nep\u0159etr\u017eit\u011b (jen pro srovn\u00e1n\u00ed, dne\u0161n\u00ed vydr\u017e\u00ed sv\u00edtit a\u017e jeden tis\u00edc hodin, LED \u017e\u00e1rovka dokonce pades\u00e1t tis\u00edc hodin). Za jej\u00edm zrodem stoj\u00ed Thomas Alva Edison. Jen o dva roky pozd\u011bji se \u017e\u00e1rovky za\u010daly prod\u00e1vat, i kdy\u017e to nebyla<p><a href=\"https:\/\/www.komfortne.cz\/vynalez-slouzici-dodnes\/\" class=\"more-link themebutton\">Read More<\/a><\/p>","datePublished":"2018-06-22","dateModified":"2023-05-03","author":{"@type":"Person","@id":"https:\/\/www.komfortne.cz\/author\/#Person","name":"","url":"https:\/\/www.komfortne.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/a1f3afbcba6a2c855138f9932fa7e5ab7d93bdcdef3da88e8b7e3a89881e43e8?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/a1f3afbcba6a2c855138f9932fa7e5ab7d93bdcdef3da88e8b7e3a89881e43e8?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"komfortne.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.komfortne.cz\/wp-content\/uploads\/img_a323196_w2646_t1534963826.jpg","url":"https:\/\/www.komfortne.cz\/wp-content\/uploads\/img_a323196_w2646_t1534963826.jpg","height":0,"width":0},"url":"https:\/\/www.komfortne.cz\/vynalez-slouzici-dodnes\/","about":["Kr\u00e1sa"],"wordCount":365,"articleBody":"P\u00ed\u0161e se rok 1879 a sv\u011btlo sv\u011bta spat\u0159ila prvn\u00ed \u017e\u00e1rovka, kter\u00e1 vydr\u017eela d\u00e1vat sv\u011btlo jeden a p\u016fl dne nep\u0159etr\u017eit\u011b (jen pro srovn\u00e1n\u00ed, dne\u0161n\u00ed vydr\u017e\u00ed sv\u00edtit a\u017e jeden tis\u00edc hodin, LED \u017e\u00e1rovka dokonce pades\u00e1t tis\u00edc hodin). Za jej\u00edm zrodem stoj\u00ed Thomas Alva Edison. Jen o dva roky pozd\u011bji se \u017e\u00e1rovky za\u010daly prod\u00e1vat, i kdy\u017e to nebyla zrovna nejlevn\u011bj\u0161\u00ed z\u00e1le\u017eitost. B\u011bhem jedno sto pades\u00e1ti let urazila \u017e\u00e1rovka dlouhou pou\u0165 . Sv\u016fj p\u016fvodn\u00ed tvar si klasick\u00e1 \u017e\u00e1rovka, tak jak ji zn\u00e1me, zachovala a\u017e do dne\u0161n\u00edch dn\u016f, kdy j\u00ed ale postupn\u011b vytla\u010dily \u017e\u00e1rovky \u00fasporn\u00e9. Do doby roz\u0161\u00ed\u0159en\u00ed elektrick\u00e9ho osv\u011btlen\u00ed se sv\u00edtilo ohn\u011bm, petrolejkami, posl\u00e9ze plynov\u00fdmi lampami, kter\u00e9 definitivn\u011b vyst\u0159\u00eddaly \u017e\u00e1rovky, i kdy\u017e ze za\u010d\u00e1tku m\u011bly sv\u00e9 odp\u016frce.Sl\u00e1va j\u00ed Vyu\u017eit\u00ed \u017e\u00e1rovek s rozvojem elektrifikace na sebe nenechalo dlouho \u010dekat, nejprve byl tento typ osv\u011btlen\u00ed zaveden na \u00fa\u0159ady, do \u0161kol a obchod\u016f, ze za\u010d\u00e1tku si ho mohli dovolit jen lid\u00e9 bohat\u00ed. Dlouh\u00e1 l\u00e9ta se \u017e\u00e1rovka nijak v\u00fdrazn\u011b nem\u011bnila. Ze za\u010d\u00e1tku byly vyr\u00e1b\u011bny ru\u010dn\u011b a slo\u017eeny byly z vl\u00e1kna, dr\u00e1tk\u016f a sklen\u011bn\u00e9 n\u00e1doby ve tvaru hru\u0161ky. To v\u0161e bylo uzav\u0159eno hrdlem. Podle kvality vl\u00e1kna z uhl\u00edku z\u00e1visela i doba pou\u017eitelnosti a v\u00fddr\u017e. N\u00e1ro\u010dnosti v\u00fdroby odpov\u00eddala i jej\u00ed cena, pro chud\u00e9 obyvatel\u00e9 byla nedostupn\u00e1 a tak si jako jejich p\u0159edci sv\u00edtili petrolejkami. \u017divot \u017e\u00e1rovky zaznamenal v\u00fdrazn\u00fd zvrat v prvn\u00ed polovin\u011b dvac\u00e1t\u00e9ho stolet\u00ed, kdy byly tvarov\u011b men\u0161\u00ed, pln\u011bny byly inertn\u00edmi plyny. Klasick\u00e9 \u017e\u00e1rovky, kter\u00e9 se b\u011b\u017en\u011b pou\u017e\u00edvaly je\u0161t\u011b p\u0159ed n\u011bkolika m\u00e1lo lety, byly vytla\u010deny halogenov\u00fdmi, xenonov\u00fdmi a LED \u017e\u00e1rovkami, kter\u00e9 maj\u00ed nesrovnateln\u011b vy\u0161\u0161\u00ed sv\u011btelnou \u00fa\u010dinnost, ale nav\u00edc jsou i \u00fasporn\u00e9. Svou podobou u\u017e klasick\u00fd tvar hru\u0161ky nep\u0159ipom\u00ednaj\u00ed, co\u017e je \u0161koda, ale ned\u00e1 se nic d\u011blat, v\u00fdvoj jde prost\u011b d\u00e1l.                                                                                                                                                                                                                                                                                                                                                                                        4.2\/5 - (10 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Vyn\u00e1lez slou\u017e\u00edc\u00ed dodnes","item":"https:\/\/www.komfortne.cz\/vynalez-slouzici-dodnes\/#breadcrumbitem"}]}]