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. 24, 2020
Filed:
Apr. 08, 2020
Applicant:
Hewlett-packard Development Company, L.p., Spring, TX (US);
Inventor:
Takayuki Horie, Yokohama, JP;
Assignee:
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
G03G 15/55 (2013.01); G03G 15/2017 (2013.01); G03G 15/2053 (2013.01); G03G 2215/0016 (2013.01);
Abstract
A fixing device comprises a heating belt and a magnetic permeability detection device. The heating belt includes an endless belt having a metal layer and a heat source. The magnetic permeability detection device is located adjacent the heating belt to detect a magnetic permeability from the metal layer of the heating belt.