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.

Date of Patent:
May. 09, 2023

Filed:

Mar. 31, 2022
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Yasuhiro Shimura, Yokohama, JP;

Akira Kato, Mishima, JP;

Atsushi Iwasaki, Susono, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/20 (2006.01); H05B 3/00 (2006.01);
U.S. Cl.
CPC ...
G03G 15/2053 (2013.01); G03G 15/2039 (2013.01); G03G 15/2042 (2013.01); H05B 3/0095 (2013.01); G03G 2215/2035 (2013.01);
Abstract

In an image heating device having a plurality of heating blocks which are controllable independently in a longitudinal direction of a heater, an increase of the size of the heater can be suppressed, and temperatures of a plurality of heating block can be detected. A heater has a first temperature sensor corresponding to a first heating block, a second temperature sensor corresponding to a second heating block, a first electric conductor electrically coupled to the first temperature sensor, a second electric conductor electrically coupled to the second temperature sensor, and a common electric conductor electrically coupled to the first and second temperature sensors.


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