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:
Nov. 27, 1990
Filed:
Dec. 23, 1988
Applicant:
Inventors:
Kunio Ohashi, Nara, JP;
Syoichi Nagata, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
219216 ; 355290 ;
Abstract
To fix an image formed on a transfer sheet by a developing agent containing a thermoplastic material, an image fixing device includes two contact-type heaters, one of them heating at a temperature below the softening or melting temperature of this thermoplastic material and the other heating at a higher temperature above this softening or melting temperature.