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:
Jun. 07, 2016

Filed:

Sep. 05, 2013
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Yuki Amauchi, Kashiwa, JP;

Takahiro Kobayashi, Kashiwa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); G03G 15/08 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0877 (2013.01); G03G 15/0872 (2013.01); G03G 15/0879 (2013.01);
Abstract

A replenishing apparatus includes a rotatable cylindrical-shaped container having a discharge opening through which toner is discharged, and a guide member provided rotatably with the container. The guide member has a first face on an inner face of the container and a second face which guides the toner scooped by the first face toward the discharge opening. A controller controls a drive portion to rotate the container in a first mode that performs replenishment control in a first drive condition and in a second mode that performs replenishment control in a second drive condition in which a quantity of rotation of the container per unit time is less than the first drive condition. The controller switches the mode from the first mode to the second mode based on a detection result about a quantity of developer.


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