Title:
シャッタ及び撮像装置
Document Type and Number:
Japanese Patent JP6924086
Kind Code:
B2
Abstract:
To provide a shutter which is advantageous for downsizing.SOLUTION: The shutter of the present invention is a shutter of a focal plane type which includes: a first blade mechanism including a first blade group for opening or closing an opening for light passage; a second blade mechanism including a second blade group; a driving mechanism including the driving spring of each blade group; and a charge mechanism for charging each driving spring, the charge mechanism including a motor located near the opening to have a rotational axis parallel to the direction in which the blade group travels and a charge slider for operating the driving mechanism, the driving mechanism being arranged between the motor and the opening, the charge slider being located between the motor and the driving mechanism, and the charge slider being adjacent to the middle part of the motor and having a recess which makes the charge slider avoid the middle part.SELECTED DRAWING: Figure 21
Inventors:
Yuki Saito
Naoki Kawakubo
Kentaro Kato
Takahiro Arai
Hisato Ito
Naoki Kawakubo
Kentaro Kato
Takahiro Arai
Hisato Ito
Application Number:
JP2017129511A
Publication Date:
August 25, 2021
Filing Date:
June 30, 2017
Export Citation:
Assignee:
Canon Electronics Inc.
International Classes:
G03B9/36
Domestic Patent References:
| JP2014071404A | ||||
| JP2015135473A | ||||
| JP2011048058A | ||||
| JP2007093712A |
Attorney, Agent or Firm:
Patent Business Corporation Otsuka International Patent Office
Yasunori Otsuka
Yasuhiro Otsuka
Shiro Takayanagi
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu
Yasunori Otsuka
Yasuhiro Otsuka
Shiro Takayanagi
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu