Title:
DRIVE DEVICE AND LENS DRIVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/016411
Kind Code:
A1
Abstract:
A drive device (La) is provided with a drive frame (22) which holds an object to be driven, guide sections (71, 72) which guide the drive frame (22) so that the guide frame (22) moves in a predetermined direction, and a shape memory alloy actuator (41) which applies a drive force. The drive device (La) is also provided with a movement direction changing section (25) which, when the drive frame (22) has moved to an end, makes contact with a movement limiting section (5) and moves, near the movement limiting section (5), the drive frame (22) in a direction different from the predetermined direction.
Inventors:
NODA ATSUHIRO (JP)
WADA SHIGERU (JP)
WADA SHIGERU (JP)
Application Number:
PCT/JP2010/063004
Publication Date:
February 10, 2011
Filing Date:
August 02, 2010
Export Citation:
Assignee:
KONICA MINOLTA HOLDINGS INC (JP)
NODA ATSUHIRO (JP)
WADA SHIGERU (JP)
NODA ATSUHIRO (JP)
WADA SHIGERU (JP)
International Classes:
G02B7/04; G02B7/08
Foreign References:
| JP2009134291A | 2009-06-18 | |||
| JP2006251728A | 2006-09-21 | |||
| JP2009174360A | 2009-08-06 | |||
| JP2008280879A | 2008-11-20 |
Attorney, Agent or Firm:
SANO SHIZUO (JP)
Shizuo Sano (JP)
Shizuo Sano (JP)
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