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Patent Searching and Data


Title:
LENS BARREL AND CAM MECHANISM
Document Type and Number:
WIPO Patent Application WO/2012/073518
Kind Code:
A1
Abstract:
A lens barrel is provided with an optical system which forms an optical image of an object, a first tube which supports at least one lens included in the optical system, and a second tube which is provided inside or outside the first tube. The first tube has a first cam groove in the side surface thereof on which the second tube is provided. The second tube has a first cam follower which engages with the first cam groove.

Inventors:
UNO TETSUYA
KUWAHARA TAKUMI
Application Number:
PCT/JP2011/006756
Publication Date:
June 07, 2012
Filing Date:
December 02, 2011
Export Citation:
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Assignee:
PANASONIC CORP (JP)
UNO TETSUYA
KUWAHARA TAKUMI
International Classes:
G02B7/04; F16H21/44
Foreign References:
JP2006301362A2006-11-02
JP2002333566A2002-11-22
JPH09171203A1997-06-30
JPH10123403A1998-05-15
JP2002090611A2002-03-27
JP2004258637A2004-09-16
JP2009211102A2009-09-17
Attorney, Agent or Firm:
NAITO, Hiroki et al. (JP)
Hiroki Naito (JP)
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Claims: