{"id":10145,"date":"2021-05-21T07:42:07","date_gmt":"2021-05-21T06:42:07","guid":{"rendered":"https:\/\/edurec.ge.ch\/site\/cfpt\/?p=10145"},"modified":"2021-05-21T07:42:07","modified_gmt":"2021-05-21T06:42:07","slug":"lecole-dhorlogerie-cfpt-participe-a-renovation-phare-paquis","status":"publish","type":"post","link":"https:\/\/edurec.ge.ch\/site\/cfpt\/lecole-dhorlogerie-cfpt-participe-a-renovation-phare-paquis\/","title":{"rendered":"L&rsquo;\u00e9cole d&rsquo;horlogerie du CFPT participe \u00e0 la r\u00e9novation du Phare des P\u00e2quis"},"content":{"rendered":"<div id=\"pl-10145\"  class=\"panel-layout\" ><div id=\"pg-10145-0\"  class=\"panel-grid panel-no-style\" ><div id=\"pgc-10145-0-0\"  class=\"panel-grid-cell\" ><div id=\"panel-10145-0-0-0\" class=\"so-panel widget widget_sow-image panel-first-child panel-last-child\" data-index=\"0\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-image so-widget-sow-image-default-8b5b6f678277-10145\"\n\t\t\t\n\t\t>\n<div class=\"sow-image-container\">\n\t\t\t<a href=\"https:\/\/phare-des-paquis.ch\/de-1894-a-la-3d-une-guerre-dusure\/\"\n\t\t\t\t\t>\n\t\t\t<img \n\tsrc=\"https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/phare_P\u00e2quis.png\" width=\"1409\" height=\"346\" srcset=\"https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/phare_P\u00e2quis.png 1409w, https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/phare_P\u00e2quis-300x74.png 300w, https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/phare_P\u00e2quis-768x189.png 768w, https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/phare_P\u00e2quis-1024x251.png 1024w\" sizes=\"(max-width: 1409px) 100vw, 1409px\" alt=\"\" \t\tclass=\"so-widget-image\"\/>\n\t\t\t<\/a><\/div>\n\n<\/div><\/div><\/div><\/div><div id=\"pg-10145-1\"  class=\"panel-grid panel-no-style\" ><div id=\"pgc-10145-1-0\"  class=\"panel-grid-cell\" ><div id=\"panel-10145-1-0-0\" class=\"so-panel widget widget_sow-editor panel-first-child panel-last-child\" data-index=\"1\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-editor so-widget-sow-editor-base\"\n\t\t\t\n\t\t>\n<div class=\"siteorigin-widget-tinymce textwidget\">\n\t<p><span style=\"color: #0000ff;\">Les engrenages du r\u00e9ducteur d\u2019entra\u00eenement de la rotation des panneaux lenticulaires de Fresnel ont fini par s\u2019user.<\/span><br \/><span style=\"color: #0000ff;\">En 1894, la machine re\u00e7ue de la maison parisienne Barbier&amp;Fenestre assurait la rotation de l\u2019appareil optique du phare. Ce mouvement d\u2019horlogerie fonctionnait, gr\u00e2ce \u00e0 un r\u00e9gulateur de vitesse et \u00e0 la seule force de contrepoids se d\u00e9roulant dans la tour m\u00e9tallique. Le gardien du phare aurait d\u00fb alors assurer une pr\u00e9sence journali\u00e8re pour le remontage des charges\u2026<\/span><\/p>\n<p><span style=\"color: #0000ff;\">C\u2019\u00e9tait sans compter sur l\u2019astucieux Ing\u00e9nieur cantonal, \u00c9mile Charbonnier qui ajoute, \u00e0 la machine d\u2019origine, un syst\u00e8me \u00e0 cames permettant l\u2019automatisation de certaines fonctions : \u00e0 la nuit tombante, le premier ergot actionne la remont\u00e9e des rideaux de protection des lentilles contre les rayons du soleil, le second l\u2019ouverture de la vanne de gaz pour l\u2019allumage de la source lumineuse et le troisi\u00e8me lib\u00e8re le mouvement de rotation. Au petit matin, le mouvement inverse se r\u00e9alise. Ces mouvements sont r\u00e9gl\u00e9s par des couples de 2 goupilles fix\u00e9es \u00e0 volont\u00e9 sur un cadran divis\u00e9 en quarts d\u2019heure.<\/span><br \/><span style=\"color: #0000ff;\">Gr\u00e2ce \u00e0 ce syst\u00e8me, le gardien ne devait passer que tous les 6 jours pour le remontage des poids moteurs.<\/span><br \/><span style=\"color: #0000ff;\">En octobre 1935, le Service \u00e9lectrique propose le remplacement du syst\u00e8me de contrepoids par un moteur \u00e9lectrique.<\/span><br \/><span style=\"color: #0000ff;\">Depuis le 21 avril 1894, les divers engrenages se sont frott\u00e9s l\u2019un contre l\u2019autre en tournoyant dans leur danse nocturne. Ces couples, c\u2019est bien connu, ont finis pas s\u2019user.<\/span><\/p>\n<p><span style=\"color: #0000ff;\">Il \u00e9tait temps de r\u00e9agir.<\/span><\/p>\n<p><span style=\"color: #0000ff;\">Jean-Pierre CURCHOD, ing\u00e9nieur en microtechnique, Doyen retrait\u00e9 de l\u2019\u00e9cole d\u2019horlogerie du CFPT, entreprend, en \u00e9troite collaboration avec Gr\u00e9gory Gardette de la Capitainerie de Gen\u00e8ve, la r\u00e9paration de la machine d\u2019entra\u00eenement.<\/span><br \/><span style=\"color: #0000ff;\">Sp\u00e9cialis\u00e9 dans la restauration d\u2019horloges monumentales (RHM), il a conduit en 1992, les \u00e9l\u00e8ves de l\u2019\u00c9cole d\u2019Horlogerie du CFPT, \u00e0 participer \u00e0 la remise en \u00e9tat de fonctionnement de l\u2019horloge de l\u2019\u00e9glise de Le\u00f3n en Espagne.<\/span><br \/><span style=\"color: #0000ff;\">En ce qui concerne le Phare des P\u00e2quis, il a transport\u00e9, en \u00e9t\u00e9 2020, le m\u00e9canisme d\u00e9fectueux dans son entreprise de Lancy pour lui donner les soins n\u00e9cessaires.<\/span><br \/><span style=\"color: #0000ff;\">Le phare s\u2019est r\u00e9activ\u00e9 en septembre 2020.<\/span><\/p>\n<p><span style=\"color: #0000ff;\">Afin d\u2019int\u00e9resser les \u00e9tudiants de l\u2019\u00c9cole d\u2019Horlogerie \u00e0 cette r\u00e9paration on a confi\u00e9 \u00e0 :<\/span><\/p>\n<p><span style=\"color: #0000ff;\">Laurine, Angelo, Bradly, Cheng, David, Diogo, Dylan, Lo\u00efc B, Lo\u00efc R, Rafael, S\u00e9bastien, Steven, actuellement \u00e9tudiants en derni\u00e8re ann\u00e9e de la formation de technicien en microtechnique, la num\u00e9risation de l\u2019ensemble des pi\u00e8ces qui anime cette \u00ab horloge \u00bb particuli\u00e8re.<\/span><br \/><span style=\"color: #0000ff;\">Les 12 \u00e9l\u00e8ves ont travaill\u00e9 pr\u00e8s de 240 heures sous la supervision de leur professeure Mme Christine Guyot \u00e0 la r\u00e9alisation d\u2019un plan de ce mouvement en 3D.<\/span><\/p>\n<p><span style=\"color: #0000ff;\">\u00a9 2021 Phare des Paquis<\/span><\/p>\n<\/div>\n<\/div><\/div><\/div><div id=\"pgc-10145-1-1\"  class=\"panel-grid-cell\" ><div id=\"panel-10145-1-1-0\" class=\"so-panel widget widget_sow-image panel-first-child\" data-index=\"2\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-image so-widget-sow-image-default-8b5b6f678277-10145\"\n\t\t\t\n\t\t>\n<div class=\"sow-image-container\">\n\t\t\t<a href=\"https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/systeme_couplage-1.png\"\n\t\t\t\t\t data-rel=\"lightbox-image-0\" data-rl_title=\"\" data-rl_caption=\"\">\n\t\t\t<img \n\tsrc=\"https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/systeme_couplage-1.png\" width=\"391\" height=\"293\" srcset=\"https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/systeme_couplage-1.png 391w, https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/systeme_couplage-1-300x225.png 300w\" sizes=\"(max-width: 391px) 100vw, 391px\" title=\"\" alt=\"\" \t\tclass=\"so-widget-image\"\/>\n\t\t\t<\/a><\/div>\n\n<\/div><\/div><div id=\"panel-10145-1-1-1\" class=\"so-panel widget widget_sow-image\" data-index=\"3\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-image so-widget-sow-image-default-8b5b6f678277-10145\"\n\t\t\t\n\t\t>\n<div class=\"sow-image-container\">\n\t\t\t<a href=\"https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/JPC_CFPT.png\"\n\t\t\t\t\t data-rel=\"lightbox-image-1\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\">\n\t\t\t<img \n\tsrc=\"https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/JPC_CFPT.png\" width=\"336\" height=\"364\" srcset=\"https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/JPC_CFPT.png 336w, https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/JPC_CFPT-277x300.png 277w\" sizes=\"(max-width: 336px) 100vw, 336px\" alt=\"\" \t\tclass=\"so-widget-image\"\/>\n\t\t\t<\/a><\/div>\n\n<\/div><\/div><div id=\"panel-10145-1-1-2\" class=\"so-panel widget widget_sow-image panel-last-child\" data-index=\"4\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-image so-widget-sow-image-default-8b5b6f678277-10145\"\n\t\t\t\n\t\t>\n<div class=\"sow-image-container\">\n\t\t\t<a href=\"https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/CG_CFPT.png\"\n\t\t\t\t\t data-rel=\"lightbox-image-2\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\">\n\t\t\t<img \n\tsrc=\"https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/CG_CFPT.png\" width=\"385\" height=\"298\" srcset=\"https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/CG_CFPT.png 385w, https:\/\/edurec.ge.ch\/site\/cfpt\/wp-content\/uploads\/sites\/112\/2021\/05\/CG_CFPT-300x232.png 300w\" sizes=\"(max-width: 385px) 100vw, 385px\" alt=\"\" \t\tclass=\"so-widget-image\"\/>\n\t\t\t<\/a><\/div>\n\n<\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Les engrenages du r\u00e9ducteur d\u2019entra\u00eenement de la rotation des panneaux lenticulaires de Fresnel ont fini par s\u2019user.En 1894, la machine re\u00e7ue de la maison parisienne Barbier&amp;Fenestre assurait la rotation de l\u2019appareil optique du phare. Ce mouvement d\u2019horlogerie fonctionnait, gr\u00e2ce \u00e0 un r\u00e9gulateur de vitesse et \u00e0 la seule force de contrepoids se d\u00e9roulant dans la [&hellip;]<\/p>\n","protected":false},"author":1235,"featured_media":10155,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-10145","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-non-classe","8":"czr-hentry"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>L&#039;\u00e9cole d&#039;horlogerie du CFPT participe \u00e0 la r\u00e9novation du Phare des P\u00e2quis ~ CFPT<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/edurec.ge.ch\/site\/cfpt\/lecole-dhorlogerie-cfpt-participe-a-renovation-phare-paquis\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L&#039;\u00e9cole d&#039;horlogerie du CFPT participe \u00e0 la r\u00e9novation du Phare des P\u00e2quis ~ CFPT\" \/>\n<meta property=\"og:description\" content=\"Les engrenages du r\u00e9ducteur d\u2019entra\u00eenement de la rotation des panneaux lenticulaires de Fresnel ont fini par s\u2019user.En 1894, la machine re\u00e7ue de la maison parisienne Barbier&amp;Fenestre assurait la rotation de l\u2019appareil optique du phare. 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