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. 06, 1999
Filed:
Jul. 15, 1997
Applicant:
Inventors:
Kaneo Yoda, Nagano, JP;
Hiroshi Tanaka, Nagano, JP;
Kenjiro Yoshioka, Nagano, JP;
Saburo Furukawa, Nagano, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
399321 ; 399328 ; 399331 ; 219216 ;
Abstract
In a fusing device having first to third rollers, the first and second rollers are forcibly driven so that a peripheral speed of the third roller is higher than of the first roller. Further, a movable guide is set so as to change the number of nip portions through which a recording medium passes.