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:
Mar. 20, 2001
Filed:
Mar. 13, 2000
Applicant:
Inventors:
Kensaku Kusaka, Moriya, JP;
Satoshi Tomiki, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 1/516 ;
U.S. Cl.
CPC ...
G03G 1/516 ;
Abstract
The present invention relates to an image forming apparatus in which current control means constant-current-controls a current value flowing in a transfer member so as to become constant, voltage control means constant-voltage-controls a voltage value applied to the transfer member so as to become constant, and selecting means selects a control of the transfer member during transfer to constant current control or constant voltage control in conformity with the thickness of the transfer material.