Title:
シャッタ装置および撮像装置
Document Type and Number:
Japanese Patent JP6890990
Kind Code:
B2
Abstract:
A shutter device (113, 113a) includes a shutter plate (1) where an opening is formed, a light shielding member (2, 3) movable reciprocally between a closed state where the opening is closed and an open state where the opening is open, a motor (19), a drive member (11, 12, 111, 112) including a cam engaging portion (11b, 12b, 111b, 112b), rotatable in conjunction with the light shielding member, and a cam member (15-1, 15-2, 114, 115) that is to be driven by the motor to rotate, the cam member engages with the cam engaging portion, and includes a first cam surface (15ic, 114i, 115g) and a second cam surface (15hc, 114g, 115i), the first cam surface drives the drive member to move the light shielding member to the closed state, the second cam surface drives the drive member to move it to the open state.
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Inventors:
Junpei Ishibiki
Imai Daitoku
Imai Daitoku
Application Number:
JP2017020827A
Publication Date:
June 18, 2021
Filing Date:
February 08, 2017
Export Citation:
Assignee:
Canon Inc
International Classes:
G03B9/36
Domestic Patent References:
| JP2149812A | ||||
| JP60208739A | ||||
| JP1142624A |
Attorney, Agent or Firm:
Ryosuke Fujimoto
Atsushi Mizumoto
Hirayama Tomoya
Atsushi Mizumoto
Hirayama Tomoya