Grease composition, heating device, and electrophotographic image forming apparatus

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12215296
APP PUB NO 20230303944A1
SERIAL NO

18187303

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A heating device including: a rotating member for heating, an opposing member, which is arranged so as to be opposed to the rotating member, and forms a nip portion together with the rotating member, and a biasing member, which is arranged inside the rotating member, has an opposing surface with respect to an inner peripheral surface of the rotating member, and biases the rotating member to the opposing member. The inner peripheral surface and the opposing surface are brought into contact with each other via a grease composition to form a sliding portion. The grease composition contains a base oil. The base oil contains a fluoropolymer having a specific structure and a perfluoropolyether having a specific kinematic viscosity and a specific evaporation loss and having a specific structure.

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Patent Owner(s)

  • CANON KABUSHIKI KAISHA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Koyama, Fuyuko Kanagawa, JP 10 7
Nanataki, Hideo Kanagawa, JP 59 862
Notoya, Yasuharu Tokyo, JP 23 85
Ochi, Norihiko Kanagawa, JP 19 18
Omata, Masahito Kanagawa, JP 23 206
Oshima, Yoshihito Kanagawa, JP 15 51

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