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. 23, 1993
Filed:
Dec. 31, 1990
Yoshihiko Suzuki, Tokyo, JP;
Koki Kuroda, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image fixing apparatus includes a movable film movable together and in contact with a recording material supporting a visualized image, the film having a base layer of insulating material and a surface low resistance layer contactable to the visualized image, the surface layer containing low resistance material; a heater extending in a direction crossing with a movement direction of the film, the film being in contact with the base layer of the film, the heater including a base plate, an electric resistance layer producing heat by electric power supply and extending along a longitudinal direction of the film adjacent the film and a protection layer for protecting the electric resistance layer; and an insulating material between the film and the protection layer only at lateral end portions of the film.