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:
Jul. 18, 2006
Filed:
Sep. 20, 2002
Applicants:
Hidetoshi Katayanagi, Hachioji, JP;
Hajime Tanaka, Hachioji, JP;
Toshiki Hayami, Hachioji, JP;
Inventors:
Assignee:
Konica Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
An image forming apparatus equipped with a heat fixing device includes a heating member having an elastic layer on a substrate and a fluorine resin coated on the elastic layer, a pressure member having a substrate covered with a fluorine resin tube through an elastic layer or without the elastic layer in pressure contact with the heating member, and at least one heater as a heat source. The surface roughness of the fluorine resin of the heating member is greater than the surface roughness of the fluorine resin tube of the pressure member.