Device for coupling a lens barrel and a camera body

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United States of America Patent

PATENT NO 4457609
SERIAL NO

06433222

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Importance

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Abstract

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A device for electrically connecting a lens barrel and a camera body includes a connector provided integrally with the fixed cylinder of the lens barrel along the cylindrical surface of the fixed cylinder. The connector has a movable contact resiliently displaceable in the diametral direction of the cylinder. The movable contact is urged against a contact piece provided on the camera body upon completion of the mounting of the lens barrel to the camera body. The camera body is provided with an inclined surface for displacing the movable contact in the diametral direction against the resilient force during the mounting operation of the lens barrel to the camera body.

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Patent Owner(s)

Patent OwnerAddress
NIPPON KOGAKU K K2-3 MARUNOUCHI 3-CHOME CHIYODA-KU A CORP OF JAPAN TOKYO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kimura, Makoto Tokyo, JP 126 1148
Magariyama, Kenichi Yokohama, JP 5 64
Shiokama, Yoshiharu Kawasaki, JP 31 248
Tomino, Naoki Tokyo, JP 15 192

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