Title:
羽根駆動装置
Document Type and Number:
Japanese Patent JP7240871
Kind Code:
B2
Abstract:
To suppress the deformation of a guide shaft that guides the movement of a member for charging a drive spring.SOLUTION: The charge mechanism of a blade drive device includes a charge slider that moves in a prescribed direction as charge operation, and a guide shaft that is extended in the prescribed direction and guides the movement of the charge slider. The blade drive device further includes a first support part for supporting one end of the guide shaft, a second support part for supporting the other end of the guide shaft, and a restriction part for restricting the deflection of the guide shaft and arranged between the first and second support parts so as to face the circumferential surface of the guide shaft.SELECTED DRAWING: Figure 35
Inventors:
Hisashi Ito
Yuki Saito
Naoki Kawakubo
Takahiro Arai
Yuki Saito
Naoki Kawakubo
Takahiro Arai
Application Number:
JP2018240212A
Publication Date:
March 16, 2023
Filing Date:
December 21, 2018
Export Citation:
Assignee:
Canon Electronics Inc.
International Classes:
G03B9/36
Domestic Patent References:
| JP2011118426A | ||||
| JP2016221728A | ||||
| JP7296575A |
Foreign References:
| WO2018016508A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Otsuka International Patent Office
Yasunori Otsuka
Yasuhiro Otsuka
Shiro Takayanagi
Shuji Kimura
Osamu Shimoyama
Nagakawa Yumitsu
Yasunori Otsuka
Yasuhiro Otsuka
Shiro Takayanagi
Shuji Kimura
Osamu Shimoyama
Nagakawa Yumitsu