EP 2251746 A3 20120523 - Timepiece Wheel and Timepiece
Title (en)
Timepiece Wheel and Timepiece
Title (de)
Uhrenrad und Uhr
Title (fr)
Roue d'horlogerie et pièce d'horlogerie
Publication
Application
Priority
JP 2009114770 A 20090511
Abstract (en)
[origin: EP2251746A2] 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.
IPC 8 full level
G04B 13/02 (2006.01); C25D 11/02 (2006.01); G04B 15/08 (2006.01); G04B 15/14 (2006.01); G04D 3/00 (2006.01)
CPC (source: EP)
C25D 11/02 (2013.01); G04B 13/02 (2013.01); G04B 15/08 (2013.01); G04B 15/14 (2013.01); G04D 3/0082 (2013.01)
Citation (search report)
- [XI] US 3034286 A 19620515 - JEAN BOURQUIN
- [XI] CH 340777 A 19590831 - STRAUMANN INST AG [CH]
- [A] CH 344676 A 19600215 - D EBAUCHES DE BETTLACH S A FAB [CH]
- [A] FR 948556 A 19490804
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR
Designated extension state (EPC)
AL BA ME RS
DOCDB simple family (publication)
EP 2251746 A2 20101117; EP 2251746 A3 20120523; JP 2010261906 A 20101118
DOCDB simple family (application)
EP 10160149 A 20100416; JP 2009114770 A 20090511