Cartridge, process cartridge and electrophotographic image forming apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11520284
APP PUB NO 20210191314A1
SERIAL NO

17188367

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A cartridge detachably mountable to a main assembly of an electrophotographic image forming apparatus, the cartridge includes (i) a rotatable developing roller for developing a latent image formed on a photosensitive member; (ii) a first drive transmission member capable of receiving a rotational force originated by the main assembly; (iii) a second drive transmission member capable of coupling with the first drive transmission member and capable of transmitting the rotational force received by the first drive transmission member to the developing roller; and (iv) a coupling disconnection member including a force receiving portion capable of receiving the force originated by the main assembly, and an urging portion capable of urging at least one of the first drive transmission member and the second drive transmission member by the force received by the force receiving portion to separate one of the first drive transmission member and the second drive transmission member from the other, thereby disconnecting the coupling.

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First Claim

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Patent Owner(s)

  • CANON KABUSHIKI KAISHA

International Classification(s)

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  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kanno, Kazuhiko Odawara, JP 86 4184
Nishiya, Satoshi Yokohama, JP 31 349
Sato, Masaaki Yokohama, JP 416 5398
Yamashita, Masatoshi Tokyo, JP 57 636

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