Process cartridge and image forming apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9880517
SERIAL NO

14736723

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A process cartridge includes: a photosensitive drum; a rotatable developing roller for developing an electrostatic latent image formed on the photosensitive drum; a rotatable roller having a rotation shaft in a position deviated from an axis of the developing roller, for transmitting a driving force to the developing roller; a coupling member disposed at an end portion of the shaft of the developing roller; a driving force receiving portion, provided on the coupling member and movable in a direction crossing the shaft of the rotatable roller, for receiving a driving force to be transmitted to the developing roller; an urging member for urging the drive receiving portion in the direction crossing the shaft of the rotatable roller; a supporting portion for rotatably supporting the drive receiving portion so as to be movable together with the drive receiving portion toward the rotatable roller in the direction crossing the shaft of the rotatable roller; and an abutting portion for receiving the supporting portion urged by the urging member, wherein the abutting portion is positioned outside an outer periphery of the photosensitive drum on a plane perpendicular to the shaft of the rotatable roller.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
CANON KABUSHIKI KAISHATOKYO TOKYO METROPOLIS

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Maeshima, Hideki Mishima, JP 75 2404
Nomura, Keisuke Okazaki, JP 44 334
Shimizu, Hiroki Fuji, JP 87 457
Tanabe, Masato Susono, JP 126 1614

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