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:
Feb. 07, 1995
Filed:
Mar. 15, 1991
Applicant:
Inventors:
Makoto Kanno, Kanagawa, JP;
Yoshio Shiina, Kanagawa, JP;
Akihiko Kato, Kanagawa, JP;
Toru Isosu, Kanagawa, JP;
Assignee:
Fuji Xerox Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355251 ; 118653 ; 355253 ;
Abstract
A developing apparatus having: a developing roll for carrying a developing agent, a stirring chamber for feeding the developing agent, and a partition board arranged upright therebetween along the length of the developing roll within a space which the magnetic force of the developing roll can reach. Accordingly, the charged amounts of the developing agent can be kept substantially uniform within the developing apparatus to allow recorded images whose densities are uniform and satisfactory to be obtained.