HK1013688A1 - Wear resistant transparent closing member of a watch case and watch case provided with the same - Google Patents

Wear resistant transparent closing member of a watch case and watch case provided with the same

Info

Publication number
HK1013688A1
HK1013688A1 HK98115070A HK98115070A HK1013688A1 HK 1013688 A1 HK1013688 A1 HK 1013688A1 HK 98115070 A HK98115070 A HK 98115070A HK 98115070 A HK98115070 A HK 98115070A HK 1013688 A1 HK1013688 A1 HK 1013688A1
Authority
HK
Hong Kong
Prior art keywords
watch case
same
closing member
wear resistant
resistant transparent
Prior art date
Application number
HK98115070A
Other languages
English (en)
Inventor
Michael Bach
Original Assignee
Rado Montres Sa
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 Rado Montres Sa filed Critical Rado Montres Sa
Publication of HK1013688A1 publication Critical patent/HK1013688A1/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/50—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds
    • C04B35/505—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds based on yttrium oxide
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/581—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on aluminium nitride
    • 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
    • G04B37/00—Cases
    • G04B37/22—Materials or processes of manufacturing pocket watch or wrist watch cases
    • G04B37/223—Materials or processes of manufacturing pocket watch or wrist watch cases metallic cases coated with a nonmetallic layer
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Glass Compositions (AREA)
  • Ceramic Products (AREA)
  • Powder Metallurgy (AREA)
  • Adornments (AREA)
HK98115070A 1994-12-16 1998-12-23 Wear resistant transparent closing member of a watch case and watch case provided with the same HK1013688A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH03808/94A CH688297B5 (fr) 1994-12-16 1994-12-16 Elément de fermeture transparent et inrayable d'une boîte de montre et boîte de montre munie d'un tel élément.

Publications (1)

Publication Number Publication Date
HK1013688A1 true HK1013688A1 (en) 1999-09-03

Family

ID=4263908

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98115070A HK1013688A1 (en) 1994-12-16 1998-12-23 Wear resistant transparent closing member of a watch case and watch case provided with the same

Country Status (6)

Country Link
US (1) US5699325A (de)
EP (1) EP0717328B1 (de)
JP (1) JPH08271656A (de)
CH (1) CH688297B5 (de)
DE (1) DE69510016T2 (de)
HK (1) HK1013688A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1507180A1 (de) * 2003-08-11 2005-02-16 Montres Rado S.A. Transparentes und kratzfestes Schliesselement oder Verkleidung für eine Uhr, und eine Uhr mit einem derartigen Element
JP4538587B2 (ja) * 2004-04-19 2010-09-08 独立行政法人産業技術総合研究所 積層体及びその製造方法並びに該積層体を備えた光デバイス、光学ガラス、腕時計、電子回路基板、研磨用工具
WO2007004647A1 (ja) * 2005-07-04 2007-01-11 National Institute Of Advanced Industrial Science And Technology 炭素膜
FR2926374B1 (fr) * 2008-01-11 2010-03-26 Atto Holding S Ar L Montre comportant une carrure usinee dans un bloc de materiau extra-dur
PT2543653E (pt) * 2011-07-04 2014-07-25 Comadur Sa Método para o fabrico de uma cerâmica mate que não marca
EP2727880B2 (de) 2012-11-05 2019-08-07 GFD Gesellschaft für Diamantprodukte mbH Dreidimensionales, mikromechanisches Bauteil mit einer Fase und Verfahren zu dessen Herstellung
EP2952976A1 (de) * 2014-06-03 2015-12-09 The Swatch Group Research and Development Ltd. Verkleidungselement einer Uhr aus geschweißten Metallen

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4481300A (en) * 1981-08-31 1984-11-06 Raytheon Company Aluminum oxynitride having improved optical characteristics and method of manufacture
FR2512003B1 (fr) * 1981-08-31 1987-03-20 Raytheon Co Procede de preparation d'oxynitrure d'aluminium et produit obtenu
JPS6055468B2 (ja) * 1982-09-30 1985-12-05 京セラ株式会社 金色セラミックス装飾品の製造方法
JPS59126983A (ja) * 1983-01-11 1984-07-21 Glory:Kk 硬質装飾表面を有する時計および時計バンド
FR2556711B1 (fr) * 1983-12-14 1991-07-19 Centre Nat Rech Scient Pieces transparentes en oxynitrure d'aluminium et leur procede de fabrication
DE3683959D1 (de) * 1985-06-20 1992-04-02 Tosoh Corp Zirkoniumdioxidsinterkoerper mit verbesserter lichtdurchlaessigkeit.
US4788167A (en) * 1986-11-20 1988-11-29 Minnesota Mining And Manufacturing Company Aluminum nitride/aluminum oxynitride/group IVB metal nitride abrasive particles derived from a sol-gel process
US4855264A (en) * 1986-11-20 1989-08-08 Minnesota Mining And Manufacturing Company Aluminum oxide/aluminum oxynitride/group IVB metal nitride abrasive particles derived from a sol-gel process
US4761390A (en) 1987-02-02 1988-08-02 Raytheon Company Optically transparent yttrium oxide
US5004712A (en) * 1988-11-25 1991-04-02 Raytheon Company Method of producing optically transparent yttrium oxide
JPH03177360A (ja) * 1989-12-05 1991-08-01 Sumitomo Electric Ind Ltd 着色透光性酸窒化アルミニウム焼結体及びその製造法
US5231062A (en) * 1990-08-09 1993-07-27 Minnesota Mining And Manufacturing Company Transparent aluminum oxynitride-based ceramic article
US5096862A (en) * 1990-08-09 1992-03-17 Minnesota Mining And Manufacturing Company Transparent ceramic composite article comprising aluminum oxide and aluminum magnesium oxynitride
JP3285620B2 (ja) * 1992-09-28 2002-05-27 京セラ株式会社 透光性イットリウム−アルミニウム−ガーネット焼結体の製造方法

Also Published As

Publication number Publication date
US5699325A (en) 1997-12-16
EP0717328B1 (de) 1999-06-02
CH688297B5 (fr) 1998-01-30
DE69510016D1 (de) 1999-07-08
JPH08271656A (ja) 1996-10-18
DE69510016T2 (de) 1999-12-23
CH688297GA3 (fr) 1997-07-31
EP0717328A1 (de) 1996-06-19

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20151205