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. 15, 2025

Filed:

Jun. 21, 2023
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Hiromichi Koseki, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/095 (2006.01); G03G 15/00 (2006.01); G03G 21/10 (2006.01); G03G 21/12 (2006.01);
U.S. Cl.
CPC ...
G03G 15/095 (2013.01); G03G 15/502 (2013.01); G03G 21/105 (2013.01); G03G 21/12 (2013.01); G03G 2215/1647 (2013.01); G03G 2221/1624 (2013.01); G03G 2221/1627 (2013.01);
Abstract

An image forming apparatus includes an image bearing member, a cleaning device detachably provided on a main assembly to clean toner remaining on the image bearing member, a main assembly feeding portion detachably provided on the main assembly to feed the toner discharged from the cleaning device, a collecting container detachably provided on the main assembly to collect the toner discharged from the main assembly feeding portion, a control portion, and an operating portion capable of inputting a predetermined instruction to the operating portion. Without an image forming operation based on the predetermined instruction, the control portion performs a discharging operation in which the main assembly feeding portion is caused to be driven to discharge the toner inside of the main assembly feeding portion.


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