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:
Oct. 14, 1997
Filed:
Jan. 30, 1994
Applicant:
Inventors:
Erika Asano, Tokyo, JP;
Hiroki Kisu, Kanagawa-ken, JP;
Michihito Yamazaki, Tokyo, JP;
Hiroaki Ogata, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
399115 ; 361225 ; 399168 ;
Abstract
A charging apparatus includes a charging surface for charging a member to be charged, wherein a voltage is applied between the charging apparatus and the member to be charged; and projections for contacting the charging apparatus substantially at three positions to the member to be charged to closely face a charging surface to the member to be charged.