HK1089822A1 - Cambered watch crystal - Google Patents

Cambered watch crystal

Info

Publication number
HK1089822A1
HK1089822A1 HK06110238A HK06110238A HK1089822A1 HK 1089822 A1 HK1089822 A1 HK 1089822A1 HK 06110238 A HK06110238 A HK 06110238A HK 06110238 A HK06110238 A HK 06110238A HK 1089822 A1 HK1089822 A1 HK 1089822A1
Authority
HK
Hong Kong
Prior art keywords
cambered
watch crystal
watch
crystal
cambered watch
Prior art date
Application number
HK06110238A
Other languages
English (en)
Inventor
Kin Man Yeung
Original Assignee
Fuji Crystal Manufactory Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fuji Crystal Manufactory Ltd filed Critical Fuji Crystal Manufactory Ltd
Publication of HK1089822A1 publication Critical patent/HK1089822A1/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
    • G04D3/00—Watchmakers' or watch-repairers' machines or tools for working materials
    • G04D3/06—Devices for shaping or setting watch glasses
    • G04D3/065—Shaping by removing material, e.g. cutting out from a plate, milling the edges
    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B39/00—Watch crystals; Fastening or sealing of crystals; Clock glasses
    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B39/00—Watch crystals; Fastening or sealing of crystals; Clock glasses
    • G04B39/004—Watch crystals; Fastening or sealing of crystals; Clock glasses from a material other than glass
    • G04B39/006—Watch crystals; Fastening or sealing of crystals; Clock glasses from a material other than glass out of wear resistant material, e.g. sapphire

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
HK06110238A 2004-10-11 2006-09-15 Cambered watch crystal HK1089822A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP20040405636 EP1645919B1 (fr) 2004-10-11 2004-10-11 Glace de montre bombée

Publications (1)

Publication Number Publication Date
HK1089822A1 true HK1089822A1 (en) 2006-12-08

Family

ID=34932314

Family Applications (1)

Application Number Title Priority Date Filing Date
HK06110238A HK1089822A1 (en) 2004-10-11 2006-09-15 Cambered watch crystal

Country Status (2)

Country Link
EP (1) EP1645919B1 (xx)
HK (1) HK1089822A1 (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101488006B (zh) * 2008-05-13 2012-07-11 张和国 一种呈四面拱状玻璃的制备方法和应用
EP2228694A1 (de) 2009-03-12 2010-09-15 Stettler Sapphire AG Verfahren und Vorrichtung zum Schleifen von Uhrengläsern
EP2500135A1 (fr) * 2011-03-16 2012-09-19 Comadur S.A. Système de polissage d'une pièce d'habillage pour une pièce d'horlogerie
CH708661A1 (fr) * 2013-10-04 2015-04-15 Cartier Création Studio Sa Système profilaire à géométrie alternée pour pièce d'horlogerie.
EP3971253A1 (fr) * 2020-09-18 2022-03-23 Precitrame Machines SA Procede d'usinage d'une piece mecanique

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH38606A (fr) * 1906-12-26 1907-11-15 E Jornod Machine è travailler les verres de montres
GB371451A (en) * 1930-01-24 1932-04-25 Bakelite Corp Improvements in or relating to watch glasses
GB365499A (en) * 1930-10-29 1932-01-21 Ernest Morf Manufacturing process for watch glasses made of transparent elastic material
US2228670A (en) * 1939-01-14 1941-01-14 Walter L Mulerone Bezel construction for timepieces and the like
CH220796A (fr) * 1941-02-21 1942-04-30 Schmitz Werner Montre de forme à boîte étanche.
CH678254B5 (xx) * 1990-02-16 1992-02-28 Rado Montres Sa
CH690873A5 (fr) * 1996-10-04 2001-02-15 Stettler Hans Ag Glace de montre.

Also Published As

Publication number Publication date
EP1645919B1 (fr) 2007-12-19
EP1645919A1 (fr) 2006-04-12

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20131011