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CH688297GA3 - Transparent and scratch-resistant closure element of a watch case and watch case provided with such an element. - Google Patents

Transparent and scratch-resistant closure element of a watch case and watch case provided with such an element.

Info

Publication number
CH688297GA3
CH688297GA3 CH03808/94A CH380894A CH688297GA3 CH 688297G A3 CH688297G A3 CH 688297GA3 CH 03808/94 A CH03808/94 A CH 03808/94A CH 380894 A CH380894 A CH 380894A CH 688297G A3 CH688297G A3 CH 688297GA3
Authority
CH
Switzerland
Prior art keywords
watch case
scratch
transparent
resistant closure
closure element
Prior art date
Application number
CH03808/94A
Other languages
French (fr)
Other versions
CH688297B5 (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
Priority to CH03808/94A priority Critical patent/CH688297B5/en
Priority to US08/566,123 priority patent/US5699325A/en
Priority to DE69510016T priority patent/DE69510016T2/en
Priority to EP95119185A priority patent/EP0717328B1/en
Priority to JP7329167A priority patent/JPH08271656A/en
Publication of CH688297GA3 publication Critical patent/CH688297GA3/en
Publication of CH688297B5 publication Critical patent/CH688297B5/en
Priority to HK98115070.4A priority patent/HK1013688B/en

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)
  • Adornments (AREA)
  • Powder Metallurgy (AREA)
  • Ceramic Products (AREA)
CH03808/94A 1994-12-16 1994-12-16 Transparent closure element and a scratchproof watch case and watch case provided with such an element. CH688297B5 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CH03808/94A CH688297B5 (en) 1994-12-16 1994-12-16 Transparent closure element and a scratchproof watch case and watch case provided with such an element.
US08/566,123 US5699325A (en) 1994-12-16 1995-12-01 Transparent scratchproof closure element for a watch case and watch case provided with an element of this type
DE69510016T DE69510016T2 (en) 1994-12-16 1995-12-06 Transparent and wear-resistant closure part of a watch case and a watch case provided with this part
EP95119185A EP0717328B1 (en) 1994-12-16 1995-12-06 Wear resistant transparent closing member of a watch case and watch case provided with the same
JP7329167A JPH08271656A (en) 1994-12-16 1995-12-18 Transparent scratch-resisting shroud member,clock case and wrist watch
HK98115070.4A HK1013688B (en) 1994-12-16 1998-12-23 Wear resistant transparent closing member of a watch case and watch case provided with the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH03808/94A CH688297B5 (en) 1994-12-16 1994-12-16 Transparent closure element and a scratchproof watch case and watch case provided with such an element.

Publications (2)

Publication Number Publication Date
CH688297GA3 true CH688297GA3 (en) 1997-07-31
CH688297B5 CH688297B5 (en) 1998-01-30

Family

ID=4263908

Family Applications (1)

Application Number Title Priority Date Filing Date
CH03808/94A CH688297B5 (en) 1994-12-16 1994-12-16 Transparent closure element and a scratchproof watch case and watch case provided with such an element.

Country Status (5)

Country Link
US (1) US5699325A (en)
EP (1) EP0717328B1 (en)
JP (1) JPH08271656A (en)
CH (1) CH688297B5 (en)
DE (1) DE69510016T2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1507180A1 (en) * 2003-08-11 2005-02-16 Montres Rado S.A. Transparent and scratch resistant closing or casing element for a watch and a watch with such an element
EP1748091A4 (en) 2004-04-19 2012-11-28 Nat Inst Of Advanced Ind Scien Carbon film
JP5317088B2 (en) * 2005-07-04 2013-10-16 独立行政法人産業技術総合研究所 Carbon film
USD542157S1 (en) * 2006-05-05 2007-05-08 Ronald Lafever Combined flexible band and clip-on watch
FR2926374B1 (en) * 2008-01-11 2010-03-26 Atto Holding S Ar L WATCH COMPRISING A CARRIDE FACTORY IN A BLOCK OF EXTRA-DURABLE MATERIAL
PT2543653E (en) * 2011-07-04 2014-07-25 Comadur Sa Method for manufacturing a matt ceramic
EP2727880B2 (en) 2012-11-05 2019-08-07 GFD Gesellschaft für Diamantprodukte mbH Three-dimensional, micromechanical component having chamfer and method for its production
EP2952976A1 (en) * 2014-06-03 2015-12-09 The Swatch Group Research and Development Ltd. Part for covering a timepiece made of welded materials

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2512003A1 (en) * 1981-08-31 1983-03-04 Raytheon Co PROCESS FOR PREPARING ALUMINUM OXYNITRIDE AND PRODUCT OBTAINED
DE3335414A1 (en) * 1982-09-30 1984-04-19 Kyocera Corp., Kyoto HARD, DECORATIVE, GOLD-COLORED CERAMIC ITEMS
JPS59126983A (en) * 1983-01-11 1984-07-21 Glory:Kk Watch and watch band having hard decorative surface
FR2556711A1 (en) * 1983-12-14 1985-06-21 Centre Nat Rech Scient TRANSPARENT PARTS IN ALUMINUM OXYNITRIDE AND THEIR MANUFACTURING PROCESS
EP0206780A2 (en) * 1985-06-20 1986-12-30 Tosoh Corporation Zirconia sintered body of improved light transmittance
EP0370824A1 (en) * 1988-11-25 1990-05-30 Raytheon Company Method of producing optically transparent yttrium oxide
JPH03177360A (en) * 1989-12-05 1991-08-01 Sumitomo Electric Ind Ltd Colored translucent aluminum oxynitride sintered body and its manufacturing method
JPH06107456A (en) * 1992-09-28 1994-04-19 Kyocera Corp Method for producing translucent yttrium-aluminum-garnet sintered body

Family Cites Families (6)

* 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
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
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
US4761390A (en) 1987-02-02 1988-08-02 Raytheon Company Optically transparent yttrium oxide
US5096862A (en) * 1990-08-09 1992-03-17 Minnesota Mining And Manufacturing Company Transparent ceramic composite article comprising aluminum oxide and aluminum magnesium oxynitride
US5231062A (en) * 1990-08-09 1993-07-27 Minnesota Mining And Manufacturing Company Transparent aluminum oxynitride-based ceramic article

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2512003A1 (en) * 1981-08-31 1983-03-04 Raytheon Co PROCESS FOR PREPARING ALUMINUM OXYNITRIDE AND PRODUCT OBTAINED
DE3335414A1 (en) * 1982-09-30 1984-04-19 Kyocera Corp., Kyoto HARD, DECORATIVE, GOLD-COLORED CERAMIC ITEMS
JPS59126983A (en) * 1983-01-11 1984-07-21 Glory:Kk Watch and watch band having hard decorative surface
FR2556711A1 (en) * 1983-12-14 1985-06-21 Centre Nat Rech Scient TRANSPARENT PARTS IN ALUMINUM OXYNITRIDE AND THEIR MANUFACTURING PROCESS
EP0206780A2 (en) * 1985-06-20 1986-12-30 Tosoh Corporation Zirconia sintered body of improved light transmittance
EP0370824A1 (en) * 1988-11-25 1990-05-30 Raytheon Company Method of producing optically transparent yttrium oxide
JPH03177360A (en) * 1989-12-05 1991-08-01 Sumitomo Electric Ind Ltd Colored translucent aluminum oxynitride sintered body and its manufacturing method
JPH06107456A (en) * 1992-09-28 1994-04-19 Kyocera Corp Method for producing translucent yttrium-aluminum-garnet sintered body

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Week 17, Derwent World Patents Index; AN 84-102541 *
DATABASE WPI Week 20, Derwent World Patents Index; AN 94-163773 *
DATABASE WPI Week 37, Derwent World Patents Index; AN 91-270246 *
DATABASE WPI Week 52, Derwent World Patents Index; AN 86-341077 *
PATENT ABSTRACTS OF JAPAN vol. 8, no. 257 (P - 316)<1694> 24 November 1984 (1984-11-24) *

Also Published As

Publication number Publication date
JPH08271656A (en) 1996-10-18
US5699325A (en) 1997-12-16
DE69510016T2 (en) 1999-12-23
HK1013688A1 (en) 1999-09-03
EP0717328B1 (en) 1999-06-02
CH688297B5 (en) 1998-01-30
EP0717328A1 (en) 1996-06-19
DE69510016D1 (en) 1999-07-08

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Legal Events

Date Code Title Description
PL Patent ceased