EP2251746A3 - Timepiece Wheel and Timepiece - Google Patents

Timepiece Wheel and Timepiece Download PDF

Info

Publication number
EP2251746A3
EP2251746A3 EP10160149A EP10160149A EP2251746A3 EP 2251746 A3 EP2251746 A3 EP 2251746A3 EP 10160149 A EP10160149 A EP 10160149A EP 10160149 A EP10160149 A EP 10160149A EP 2251746 A3 EP2251746 A3 EP 2251746A3
Authority
EP
European Patent Office
Prior art keywords
timepiece
wheel
base material
present
anodic
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP10160149A
Other languages
German (de)
French (fr)
Other versions
EP2251746A2 (en
Inventor
Takuya Murazumi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
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 Seiko Instruments Inc filed Critical Seiko Instruments Inc
Publication of EP2251746A2 publication Critical patent/EP2251746A2/en
Publication of EP2251746A3 publication Critical patent/EP2251746A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G04B15/00—Escapements
    • G04B15/14—Component parts or constructional details, e.g. construction of the lever or the escape wheel
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • 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
    • G04B13/00—Gearwork
    • G04B13/02—Wheels; Pinions; Spindles; Pivots
    • 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
    • G04B15/00—Escapements
    • G04B15/06—Free escapements
    • G04B15/08—Lever escapements
    • 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
    • G04D3/0074—Watchmakers' or watch-repairers' machines or tools for working materials for treatment of the material, e.g. surface treatment
    • G04D3/0079—Watchmakers' or watch-repairers' machines or tools for working materials for treatment of the material, e.g. surface treatment for gearwork components
    • G04D3/0082—Watchmakers' or watch-repairers' machines or tools for working materials for treatment of the material, e.g. surface treatment for gearwork components for gear wheels or gears

Abstract

The present invention aims to provide a timepiece wheel of high wear resistance and superior in durability. The present invention provides a timepiece wheel 130 comprising: a base material 132 formed as a wheel of a metal allowing anodic treatment; and an anodic oxide film 133 formed on the surface of the base material through anodic treatment.
EP10160149A 2009-05-11 2010-04-16 Timepiece Wheel and Timepiece Withdrawn EP2251746A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009114770A JP2010261906A (en) 2009-05-11 2009-05-11 Timepiece wheel and timepiece

Publications (2)

Publication Number Publication Date
EP2251746A2 EP2251746A2 (en) 2010-11-17
EP2251746A3 true EP2251746A3 (en) 2012-05-23

Family

ID=42112323

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10160149A Withdrawn EP2251746A3 (en) 2009-05-11 2010-04-16 Timepiece Wheel and Timepiece

Country Status (2)

Country Link
EP (1) EP2251746A3 (en)
JP (1) JP2010261906A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2363762B1 (en) * 2010-03-04 2017-11-22 Montres Breguet SA Timepiece including a high-frequency mechanical movement
JP5595254B2 (en) * 2010-12-16 2014-09-24 セイコーインスツル株式会社 Part, watch, and part manufacturing method
EP2472340B1 (en) * 2011-01-03 2021-03-03 Patek Philippe SA Genève Timepiece component and method for manufacturing same
EP3002637B1 (en) 2014-09-29 2018-11-28 Richemont International S.A. Clock system with improved tribological properties
EP3339968A1 (en) * 2016-12-20 2018-06-27 Nivarox-FAR S.A. Part for clock movement
EP3547040B1 (en) * 2018-03-29 2021-03-10 Rolex Sa Wheel for a clock movement
EP3786721A1 (en) * 2019-08-29 2021-03-03 ETA SA Manufacture Horlogère Suisse Method for bonding clock components

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR948556A (en) * 1947-06-27 1949-08-04 Application of oxidized aluminum to precision mechanics
CH340777A (en) * 1957-04-30 1959-08-31 Straumann Inst Ag Component for watches, which has rubbing surfaces
CH344676A (en) * 1959-09-29 1960-02-15 D Ebauches De Bettlach S A Fab Process for manufacturing toothed wheels for timepieces and wheel obtained according to this process
US3034286A (en) * 1957-04-30 1962-05-15 Straumann Inst Ag Escapement

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS569370A (en) * 1979-07-04 1981-01-30 Seiko Instr & Electronics Ltd Surface treatment of watch part
JPS6069197A (en) * 1983-09-26 1985-04-19 Seiko Epson Corp Precision friction parts
DE602006004055D1 (en) 2005-06-28 2009-01-15 Eta Sa Mft Horlogere Suisse REINFORCED MICROMECHANICAL PART

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR948556A (en) * 1947-06-27 1949-08-04 Application of oxidized aluminum to precision mechanics
CH340777A (en) * 1957-04-30 1959-08-31 Straumann Inst Ag Component for watches, which has rubbing surfaces
US3034286A (en) * 1957-04-30 1962-05-15 Straumann Inst Ag Escapement
CH344676A (en) * 1959-09-29 1960-02-15 D Ebauches De Bettlach S A Fab Process for manufacturing toothed wheels for timepieces and wheel obtained according to this process

Also Published As

Publication number Publication date
EP2251746A2 (en) 2010-11-17
JP2010261906A (en) 2010-11-18

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RIC1 Information provided on ipc code assigned before grant

Ipc: G04B 15/08 20060101ALI20120418BHEP

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Effective date: 20121029