Title:
フォーカルプレンシャッタ、及び撮像装置
Document Type and Number:
Japanese Patent JP7211736
Kind Code:
B2
Abstract:
To obtain a configuration capable of suppressing the adhesion of dust generated by friction in shutter blade operation to an imaging part, in a focal plane shutter.SOLUTION: The focal plane shutter is configured to include a base plate which has an opening, a through-hole, and a rotary shaft, a blade which switches the state of covering the opening and the state of opening it, an arm which is rotated around the rotary shaft and connected to the blade, and a driving pin which is arranged to pass through the through-hole, moves in the formation area of the through-hole, and is connected to the arm. The arm includes an extension part formed so as to cover 1/2 or more of the through-hole, when the blade is in the state of covering the opening.SELECTED DRAWING: Figure 1
Inventors:
Kenta Kawakami
Kohei Nishimura
Kohei Nishimura
Application Number:
JP2018160962A
Publication Date:
January 24, 2023
Filing Date:
August 30, 2018
Export Citation:
Assignee:
Nidec Copal Corporation
International Classes:
G03B9/36; H04N23/55
Domestic Patent References:
| JP2014209174A | ||||
| JP2005241871A | ||||
| JP2003270700A |
Attorney, Agent or Firm:
Takafumi Ishii
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