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. 17, 1998
Filed:
Feb. 19, 1997
Applicant:
Inventors:
Assignee:
Fuji Xerox Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
399115 ; 399168 ; 399174 ; 399176 ; 430902 ;
Abstract
The present invention describes a charging device pressed against the surface of a body to be charged in a state of being applied with a voltage so as to charge the body. The charging device includes an electrically conductive support to which a voltage is to be applied; an electrically conductive elastic body layer fixed on the electrically conductive support; a resistance regulation layer covering the electrically conductive elastic body layer; and a protective layer laminated on the resistance regulation layer, having hardness of 6 H or more in pencil hardness, and made from a silicon compound.