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:
Aug. 04, 1981
Filed:
Mar. 24, 1980
Applicant:
Inventors:
Assignee:
Fuji Photo Film Co., Ltd., Minamiashigara, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
118653 ; 118103 ; 118652 ; 118661 ;
Abstract
In an electrostatic apparatus including a developing roller for applying a toner to an electrostatic latent image carrying drum, a squeeze roller is provided in the vicinity of the developing roller. The squeeze roller is applied with a voltage to attract a part of the toner layer on the developing roller and reduce the thickness of the toner layer.