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:
Apr. 21, 2015
Filed:
Sep. 05, 2013
Applicant:
Oki Data Corporation, Tokyo, JP;
Inventor:
Tatsuya Murakami, Tokyo, JP;
Assignee:
Oki Data Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01);
U.S. Cl.
CPC ...
G03G 15/2085 (2013.01); G03G 15/2053 (2013.01); G03G 2215/2032 (2013.01); G03G 15/2028 (2013.01);
Abstract
A fusion device for fusing a developer image on a medium includes a first belt member that has an endless shape, a first roller and a second roller arranged on an upstream side of the first roller in a medium carrying direction, and a pressure application part arranged on the other side of the medium carrying surface to face the first roller and the second roller. A roller radius (r2) of the second roller is smaller than a roller radius (r1) of the first roller, and the first belt member is configured to carry the medium in the medium carrying direction in a non-stretched state.