Title:
羽根駆動装置及び撮像装置
Document Type and Number:
Japanese Patent JP7005723
Kind Code:
B2
Abstract:
A blade driving device includes an opening forming member forming an opening portion, a pivotal member pivoting about the opening portion, blades configured to enter or exit from the opening portion upon receiving power transmitted from the pivotal member, a cover member arranged so that the pivotal member and the plurality of blades are located between the cover and the opening forming member, and engaging portions engaging the of blades with the opening forming member. The pivotal member comes into slidable contact with the engaging portions in a process of pivoting. A pivotal position of the pivotal member with respect to the opening forming member is defined by the engaging portions.
Inventors:
Takahito Yoshizawa
Yusuke Inui
Yasutaka Morikoshi
Shinya Nakawaki
Satoru Yajima
Yoshiyuki Koyama
Yusuke Inui
Yasutaka Morikoshi
Shinya Nakawaki
Satoru Yajima
Yoshiyuki Koyama
Application Number:
JP2020176891A
Publication Date:
January 24, 2022
Filing Date:
October 21, 2020
Export Citation:
Assignee:
Canon Electronics Inc.
International Classes:
G03B9/02; G03B9/10; G03B9/22
Domestic Patent References:
| JP7005523A | ||||
| JP2005037828A | ||||
| JP2012247617A | ||||
| JP2013097103A | ||||
| JP8136975A |
Attorney, Agent or Firm:
Patent Business 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