Blade drive device and optical apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10101635
APP PUB NO 20160282704A1
SERIAL NO

15050954

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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To provide a blade drive device capable of suppressing variations in movement speed of blades at the time of continuous operation and shortening the operation interval of blades. A blade drive device 10 includes a bed plate 11 having an opening 12, a blade receiving plate 15 arranged so as to face the bed plate 11, a plurality of blades 31b to 34b provided between the bed plate 11 and the blade receiving plate 15, which are expanded in a state where the opening 12 is closed and are housed while overlapping one another in a state where the opening 12 is opened and a regulating member 80 having an abutting surface 82 on which side edge portions 31b1 to 34b1 of the blades 31b to 34b abut when the blades are housed. The abutting surface 82 is an inclined surface 83 inclined to the bed plate 11 side as it goes from the bed plate 11 side to the blade receiving plate 15 side.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
SEIKO GROUP CORPORATION5-11 GINZA 4-CHOME CHUO-KU TOKYO 1048129 ?1048129

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Oishi, Seiichi Matsudo, JP 29 60
Tokura, Shoichi Matsudo, JP 19 40

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