Title:
DETENT ESCAPEMENT AND METHOD FOR MANUFACTURING DETENT ESCAPEMENT
Document Type and Number:
WIPO Patent Application WO/2011/030695
Kind Code:
A1
Abstract:
In a detent escapement (100), an actuating lever (130) comprises a plurality of components including a one-side actuating spring (140) having a portion that can be brought into contact with an unlocking jewel (124) and a one-side actuating spring supporting arm (133) for defining the position of an unlocking jewel contact portion (140G) located at the end of the one-side actuating spring (140). At least two components of the actuating lever are composed of the same material, and have the same thickness.
Inventors:
KODA MASAYUKI (JP)
NIWA TAKASHI (JP)
NIWA TAKASHI (JP)
Application Number:
PCT/JP2010/064811
Publication Date:
March 17, 2011
Filing Date:
August 31, 2010
Export Citation:
Assignee:
SEIKO INSTR INC (JP)
KODA MASAYUKI (JP)
NIWA TAKASHI (JP)
KODA MASAYUKI (JP)
NIWA TAKASHI (JP)
International Classes:
G04B15/14
Foreign References:
| JP2009510425A | 2009-03-12 | |||
| JP2006169620A | 2006-06-29 | |||
| CH3299A | 1891-08-31 | |||
| JP2005164599A | 2005-06-23 |
Attorney, Agent or Firm:
KUHARA, Kentaro et al. (JP)
Kentaro Kuhara (JP)
Kentaro Kuhara (JP)
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