{"id":7010,"date":"2020-04-28T10:05:53","date_gmt":"2020-04-28T07:05:53","guid":{"rendered":"https:\/\/teuli.net\/?p=7010"},"modified":"2020-04-28T10:05:54","modified_gmt":"2020-04-28T07:05:54","slug":"pliiatsiteritaja-sunnipaev","status":"publish","type":"post","link":"https:\/\/teuli.net\/?p=7010","title":{"rendered":"Pliiatsiteritaja s\u00fcnnip\u00e4ev"},"content":{"rendered":"\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"321\" src=\"https:\/\/teuli.net\/wp-content\/uploads\/2020\/04\/pliiatsiteritaja.jpg\" alt=\"\" class=\"wp-image-7011\" srcset=\"https:\/\/teuli.net\/wp-content\/uploads\/2020\/04\/pliiatsiteritaja.jpg 400w, https:\/\/teuli.net\/wp-content\/uploads\/2020\/04\/pliiatsiteritaja-300x241.jpg 300w, https:\/\/teuli.net\/wp-content\/uploads\/2020\/04\/pliiatsiteritaja-150x120.jpg 150w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/figure><\/div>\n\n\n\n<p>\u00dclal: Love&#8217;i teritaja joonised. All: Lassimone&#8217;i teritaja p\u00f5him\u00f5ttel t\u00f6\u00f6tav leiutis. about.com<\/p>\n\n\n\n<p>23. novembril 1897 anti v\u00e4lja USA patent kaasaskantava pliiatsiteritaja eest. Patendi sai John Lee Love. Love\u2019i leiutis oli \u00fcsna l\u00e4hedane sellele, mida ka t\u00e4nap\u00e4eval kasutatakse: pliiats tuli torgata teritajasse, teritajat keerata ning tekkinud puru j\u00e4i teritaja k\u00fcljes olevasse mahutisse.<\/p>\n\n\n\n<p>Tegelikult on aga pliiatsiteritusseadmete ajalugu m\u00f5nev\u00f5rra pikem. Teadaolevalt on esimese patendi just selleks otstarbeks m\u00f5eldud leiutisele saanud prantslasest matemaatik Bernard Lassimone 1828. aastal. Selle puhul oli aga tegemist v\u00f5rdlemisi t\u00fclika t\u00f6\u00f6riistaga, mis leviski peaasjalikult matemaatikute ja leiutajate seas, kellel oli h\u00e4dasti vaja v\u00e4ga terava s\u00f6eotsaga kirjutusvahendit. Lassimone\u2019i teritajal oli asetatud kaks karedat metalltera 90kraadise nurga all puualusele. Need t\u00f6\u00f6tasid nagu liivapaber, mille vastu tuli pliiatsit n\u00fchkida, kuni selle tipp teravaks muutus.<\/p>\n\n\n\n<p>Allikas: <a href=\"http:\/\/teadus.err.ee\/\" target=\"_blank\" rel=\"noreferrer noopener\">teadus.err.ee<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00dclal: Love&#8217;i teritaja joonised. All: Lassimone&#8217;i teritaja p\u00f5him\u00f5ttel t\u00f6\u00f6tav leiutis. about.com 23. novembril 1897 anti v\u00e4lja USA patent kaasaskantava pliiatsiteritaja eest. Patendi sai John Lee Love. Love\u2019i leiutis oli \u00fcsna l\u00e4hedane sellele, mida ka t\u00e4nap\u00e4eval kasutatakse: pliiats tuli torgata teritajasse, teritajat keerata ning tekkinud puru j\u00e4i teritaja k\u00fcljes olevasse mahutisse. Tegelikult on aga pliiatsiteritusseadmete ajalugu &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/teuli.net\/?p=7010\" class=\"more-link\">Loe edasi<span class=\"screen-reader-text\"> &#8220;Pliiatsiteritaja s\u00fcnnip\u00e4ev&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-7010","post","type-post","status-publish","format-standard","hentry","category-uljam"],"_links":{"self":[{"href":"https:\/\/teuli.net\/index.php?rest_route=\/wp\/v2\/posts\/7010","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/teuli.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/teuli.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/teuli.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/teuli.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7010"}],"version-history":[{"count":1,"href":"https:\/\/teuli.net\/index.php?rest_route=\/wp\/v2\/posts\/7010\/revisions"}],"predecessor-version":[{"id":7012,"href":"https:\/\/teuli.net\/index.php?rest_route=\/wp\/v2\/posts\/7010\/revisions\/7012"}],"wp:attachment":[{"href":"https:\/\/teuli.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7010"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/teuli.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7010"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/teuli.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7010"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}