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.

Date of Patent:
Jul. 31, 2018

Filed:

Jan. 11, 2017
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Go Torii, Mishima, JP;

Naoya Asanuma, Susono, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01); G03G 21/18 (2006.01);
U.S. Cl.
CPC ...
G03G 21/1832 (2013.01); G03G 15/0898 (2013.01); G03G 15/0817 (2013.01);
Abstract

A cartridge includes a frame; a rotatable member for carrying a developer; a blade member contacting the rotatable member; a first seal member provided extended in a rotational axis direction of the rotatable member between the blade member and the frame so as to contact the blade member and the frame; a second seal member provided extended in a direction crossing the rotational axis direction of the rotatable member between the rotatable member and the frame so as to have a first surface contacting the first seal member; and a second surface provided on the frame and extended in a direction crossing the rotational axis direction of the rotatable member so as to contact the first seal member. The first seal member includes a portion sandwiched between the first surface and the second surface with respect to the rotational axis direction.


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