Title:
DRIVE MODULE AND ELECTRONIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/007689
Kind Code:
A1
Abstract:
Provided is a drive module having: a bottom plate spring (7) attached to the end surfaces, in a −Z direction, of a lens frame (4) and a module frame (5); and a module bottom plate (8) that is disposed on the −Z side of the bottom plate spring (7) and that regulates Z-direction movement of the lens frame (4) and the bottom plate spring (7). A middle member (80) is disposed between the bottom plate spring (7) and the module bottom plate (8). The module bottom plate (8) comprises a resin material and the bottom plate spring (7) and middle member (80) comprise a metal material so that the hardness of the middle member (80) is closer to the hardness of the bottom plate spring (7) than the hardness of the module bottom plate (8) is.
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Inventors:
KOTANAGI SUSUMU (JP)
TSUCHIYA TADASHI (JP)
TSUCHIYA TADASHI (JP)
Application Number:
PCT/JP2010/061386
Publication Date:
January 20, 2011
Filing Date:
July 05, 2010
Export Citation:
Assignee:
SEIKO INSTR INC (JP)
KOTANAGI SUSUMU (JP)
TSUCHIYA TADASHI (JP)
KOTANAGI SUSUMU (JP)
TSUCHIYA TADASHI (JP)
International Classes:
G02B7/04; H02K33/02
Foreign References:
| JP2007108599A | 2007-04-26 | |||
| JP2007065432A | 2007-03-15 | |||
| JP2007264020A | 2007-10-11 | |||
| JP2009080329A | 2009-04-16 | |||
| JP2009134292A | 2009-06-18 |
Attorney, Agent or Firm:
KUHARA, Kentaro et al. (JP)
Kentaro Kuhara (JP)
Kentaro Kuhara (JP)
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