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:
Nov. 07, 2000
Filed:
Apr. 13, 1999
Applicant:
Inventors:
Yasuyuki Ishii, Mishima, JP;
Kenji Matsuda, Numazu, JP;
Kouji Hashimoto, Shizuoka-ken, JP;
Akiyoshi Fujita, Numazu, JP;
Nobuharu Hoshi, Numazu, JP;
Norio Takami, Mishima, JP;
Tadashi Horikawa, Susono, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
399 90 ; 399103 ;
Abstract
The present invention relates to a developing apparatus which has a developer container, a developer bearing member and a developer sealing member. Also, it is mainly featured that at least a part of the developer sealing member is a conductive portion, and the developer bearing member and the conductive portion have a same potential when a voltage is applied to the developer bearing member.