US 12,436,485 B2
Heating device, fixing device, and image forming apparatus
Tomoya Adachi, Kanagawa (JP); and Yuusuke Furuichi, Kanagawa (JP)
Assigned to Ricoh Company, Ltd., Tokyo (JP)
Appl. No. 18/263,152
Filed by Tomoya Adachi, Kanagawa (JP); and Yuusuke Furuichi, Kanagawa (JP)
PCT Filed Apr. 25, 2022, PCT No. PCT/IB2022/053800
§ 371(c)(1), (2) Date Jul. 27, 2023,
PCT Pub. No. WO2022/229813, PCT Pub. Date Nov. 3, 2022.
Claims priority of application No. 2021-077673 (JP), filed on Apr. 30, 2021.
Prior Publication US 2024/0118648 A1, Apr. 11, 2024
Int. Cl. G03G 15/20 (2006.01); G03G 21/06 (2006.01); G03G 21/16 (2006.01)
CPC G03G 15/2017 (2013.01) [G03G 15/2053 (2013.01); G03G 15/2057 (2013.01); G03G 15/206 (2013.01); G03G 15/2064 (2013.01); G03G 21/06 (2013.01); G03G 21/1685 (2013.01); G03G 2215/20 (2013.01); G03G 2215/2003 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A heating device, comprising:
a planar heater including a base and a resistive heat generator;
a heating rotator configured to contact the planar heater, the heating rotator including a conductive layer;
a pressure rotator configured to press the heating rotator, the pressure rotator having an outer surface including a conductive material; and
one or more charge eliminators configured to contact the conductive layer and the outer surface of the pressure rotator.