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:
Nov. 27, 2018

Filed:

May. 29, 2018
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Takao Nakajima, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01); G03G 15/00 (2006.01); G03G 21/14 (2006.01); G03G 21/18 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0879 (2013.01); G03G 15/0872 (2013.01); G03G 15/087 (2013.01); G03G 15/0822 (2013.01); G03G 15/0832 (2013.01); G03G 15/0834 (2013.01); G03G 15/0836 (2013.01); G03G 15/0837 (2013.01); G03G 15/0863 (2013.01); G03G 15/0865 (2013.01); G03G 15/0867 (2013.01); G03G 15/0877 (2013.01); G03G 15/0881 (2013.01); G03G 15/0886 (2013.01); G03G 15/5008 (2013.01); G03G 15/553 (2013.01); G03G 15/556 (2013.01); G03G 21/145 (2013.01); G03G 21/1857 (2013.01);
Abstract

A toner supply unit for use in an image forming apparatus includes a bottle gear provided on a toner bottle to receive a driving force when the toner bottle is mounted to a mounting portion, and a discharging mechanism provided on the toner bottle to discharge a predetermined amount of toner from a discharging portion with the rotation of the bottle gear. A controller controls the driving force inputted to the bottle gear in a period from input of the driving force to the bottle gear to a predetermined number of rotations of the toner bottle to be smaller than the driving force inputted to the bottle gear at a time when the discharging mechanism first discharges the predetermined amount of toner from the discharging portion after the predetermined number of rotations.


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