Cartridge, mounting method for coupling member, and disassembling method for coupling member

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8433219
APP PUB NO 20090317135A1
SERIAL NO

12486199

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A cartridge includes a coupling member for receiving a rotational force for rotating a developing roller. A cylindrical member movably supports one end portion of the coupling member inside of the cylindrical member. A cylindrical member side force receiving portion is provided inside the cylindrical member, with the cylindrical member side force receiving portion receiving the rotational force received by the coupling member. A first regulating portion is provided inside of the cylindrical member for preventing one end portion of the coupling member from disengaging in an axial direction of the cylindrical member. The first regulating portion is deformable outwardly in a radial direction of the cylindrical member so as to allow the one end portion of the coupling member to disengage in the axial direction of the cylindrical member.

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Patent Owner(s)

Patent OwnerAddress
CANON KABUSHIKI KAISHAJAPAN

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Miyabe, Shigeo Numazu, JP 154 12496
Takasaka, Atsushi Mishima, JP 19 577
Ueno, Takahito Mishima, JP 163 8972

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