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.:
Date of Patent:
Aug. 06, 2019
Filed:
Nov. 03, 2017
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Takanori Iida, Noda, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/16 (2006.01); G03G 15/08 (2006.01); G03G 15/09 (2006.01);
U.S. Cl.
CPC ...
G03G 15/1675 (2013.01); G03G 15/0844 (2013.01); G03G 15/0848 (2013.01); G03G 15/0868 (2013.01); G03G 15/0893 (2013.01); G03G 15/0935 (2013.01);
Abstract
A developer circulated between first and second chambers in a function separation type development device including a developer discharge portion is prevented from being excessively discharged from the developer discharge portion. The developer discharge portion is disposed in the first chamber and is provided downstream of a region on a developer bearing member in the direction in which the developer in the first chamber is conveyed, the region corresponding to a maximum image region formable on an image bearing member.