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. 04, 1977
Filed:
Nov. 08, 1974
Applicant:
Inventors:
Paul Heinzer, Zurich, CH;
Helmut Wulz, Zurich, CH;
Assignee:
Wifo Wissenschaftliches Forschungs-Institut A.G., Zurich, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219216 ; 100 / ; 219388 ; 219469 ; 432 60 ; 432228 ;
Abstract
Apparatus for fixing electrophotographic images carrying toner powder and comprising an upper heated fixing roller and a lower driven counter roller cooperating with the fixing roller to form a nip for the passage of image bearing sheets to be fixed, the fixing roller having a resilient tubular shell of metal or other material of high thermal conductivity.