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:
Sep. 17, 1991
Filed:
May. 16, 1990
Applicant:
Inventors:
Takeshi Menjo, Tokyo, JP;
Masaaki Sakurai, Yokohama, JP;
Tatsuo Takeuchi, Kawasaki, JP;
Yasuo Nami, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
355284 ; 118 60 ; 355282 ;
Abstract
A fixing device includes a fixing rotating member for grasping and conveying a recording material supporting an unfixed image, and a coating means for coating release oil on the fixing rotating member. The rotating member includes an elastic layer and an offset prevention layer provided on the elastic layer. An oil absorption rate of the elastic layer for the oil is 5-20 wt %, and an oil absorption rate of the offset prevention layer for the oil is 30-150 wt %.