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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 11442404 B1

PDFFull Text
Date of Patent:
Sep. 13, 2022

Filed:

Oct. 07, 2019

Drum unit, cartridge and coupling member

Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Tetsuo Uesugi, Suntou-gun, JP;

Makoto Hayashida, Numazu, JP;

Koji Yamaguchi, Numazu, JP;

Takashi Yano, Mishima, JP;

Assignee:

Canon Kabushiki Kaisha, Tokyo, JP;

Attorney:

Venable LLP

Primary Examiner:

Ryan D Walsh

Int. Cl.
CPC ...
G03G 21/18 (2006.01); G03G 15/08 (2006.01); G03G 21/16 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
G03G 21/1853 (2013.01); G03G 15/00 (2013.01); G03G 15/08 (2013.01); G03G 15/757 (2013.01); G03G 21/16 (2013.01); G03G 21/18 (2013.01); G03G 21/186 (2013.01); G03G 21/1857 (2013.01); G03G 21/1821 (2013.01); G03G 21/1842 (2013.01); G03G 2215/0132 (2013.01); G03G 2221/1657 (2013.01); Y10T 403/60 (2015.01); Y10T 403/606 (2015.01); Y10T 403/7026 (2015.01); Y10T 403/7033 (2015.01);
Abstract

A cartridge includes a photosensitive drum and a coupling member operatively connected to the photosensitive drum, with the coupling member including an arm portion and a projection projecting from the arm portion. The arm portion of the coupling member extends from a point that is upstream in the rotational direction of the photosensitive drum towards a point that is downstream in the rotation direction of the photosensitive drum.

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Quick Actions:

Uesugi, Tetsuo. (2022). Drum unit, cartridge and coupling member (U.S. Patent No. 11442404). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11442404

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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