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:
Jan. 31, 2006
Filed:
Mar. 10, 2004
Applicant:
Yoshiki Nagasaki, Kawasaki, JP;
Inventor:
Yoshiki Nagasaki, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fixation unit that fixes toner onto a recording paper includes a thermal fixation roller, a heating part that heats the thermal fixation roller, a compressing part that presses the thermal fixation roller, and a drive gear, mounted on the thermal fixation roller, which rotationally drives the thermal fixation roller, wherein an outer diameter of the thermal fixation roller is equal to or larger than an inner diameter of the drive gear, as the heating part heats the thermal fixation roller.