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. 13, 1998
Filed:
Feb. 24, 1997
Applicant:
Inventors:
Assignee:
Fuji Xerox Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ; G03G / ;
U.S. Cl.
CPC ...
399174 ; 361225 ; 399176 ; 492 18 ;
Abstract
A charging device which is pressed against a surface of a body to be charged in a state that a voltage is applied to charge the body, having an electrically conductive support to which a voltage is applied; an electrically conductive elastic body layer fixed on the electrically conductive support for dispersing electrically conductive particles to regulate resistance and hardness; an electrode layer provided on the electrically conductive elastic body layer, and having an electrically conductive inorganic material; and a resistance regulation layer provided on the electrode layer for regulating resistance.