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. 12, 2024
Filed:
Sep. 04, 2022
Fujifilm Business Innovation Corp., Tokyo, JP;
FUJIFILM Business Innovation Corp., Tokyo, JP;
Abstract
A heating device includes a heating roller that includes a resistance heating layer, a bearing that supports the heating roller to allow the heating roller to be rotatable, and a connection power feeder that is mounted on an end portion of the heating roller, is connected to the resistance heating layer, and feeds power to the resistance heating layer, in which the connection power feeder includes an annular frame that is disposed to be concentric with the heating roller and is conductively connected to the resistance heating layer, a power feed shaft of which a portion is disposed in the frame and which feeds power, and plural rolling bodies that roll while being in conductive contact with an inner peripheral surface of the frame and an outer peripheral surface of the power feed shaft, and the bearing is mounted on a portion of the end portion of the heating roller that is closer to an inside than the connection power feeder in an axial direction.