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:
Mar. 14, 1978
Filed:
Sep. 20, 1976
Koichi Takiguchi, Ebina, JA;
Rank Xerox Ltd., London, EN;
Abstract
A contact heat fixing apparatus for electrophotographic reproduction machines wherein a heating roll 1 and a pressure roll 2 contact each other while rotating under pressure and an auxiliary heating roll 12 is provided which is engageable with and disengageable from the heating roll 1 and said auxiliary heating roll 12 is heated by means of a heating device 13 to a predetermined temperature and said auxiliary heating roll 12 is contacted under pressure to the heating roll 1 to heat the same when the temperature on the surface of said heating roll 1 falls below a temperature capable of fixing toner.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile