US 12,454,139 B2
Heating apparatus, image forming apparatus, and liquid discharge apparatus
Akitomo Kuwabara, Kanagawa (JP); Noriaki Takenaga, Tokyo (JP); Hiroshi Takaki, Tokyo (JP); Makoto Kobayashi, Kanagawa (JP); Kohji Kuwana, Kanagawa (JP); Junichi Moribe, Kanagawa (JP); and Takuto Kido, Kanagawa (JP)
Assigned to RICOH COMPANY, LTD., Tokyo (JP)
Filed by Akitomo Kuwabara, Kanagawa (JP); Noriaki Takenaga, Tokyo (JP); Hiroshi Takaki, Tokyo (JP); Makoto Kobayashi, Kanagawa (JP); Kohji Kuwana, Kanagawa (JP); Junichi Moribe, Kanagawa (JP); and Takuto Kido, Kanagawa (JP)
Filed on Aug. 28, 2023, as Appl. No. 18/238,524.
Claims priority of application No. 2022-138083 (JP), filed on Aug. 31, 2022; and application No. 2023-099234 (JP), filed on Jun. 16, 2023.
Prior Publication US 2024/0066891 A1, Feb. 29, 2024
Int. Cl. B41J 11/00 (2006.01); B41J 29/02 (2006.01); B41J 29/377 (2006.01)
CPC B41J 11/002 (2013.01) [B41J 29/02 (2013.01); B41J 29/377 (2013.01); B41J 2203/01 (2020.08)] 10 Claims
OG exemplary drawing
 
1. A heating apparatus comprising:
a heating roller having a heat source inside;
an end holder in which a portion of the heat source is disposed,
the end holder holding an axial end of the heating roller rotatably;
a temperature sensor unit having a temperature sensor inside to detect a temperature of the heating roller; and
an air supply device configured to supply air to both inside of the end holder and inside of the temperature sensor unit,
wherein the air supply device supplies air into the end holder in a direction intersecting with an axial direction of the heating roller.