US 11,986,132 B2
Warm-air device for toilet seat, control method and toilet seat
Desheng Liao, Shanghai (CN)
Assigned to Shanghai Kohler Electronics, Ltd., Shanghai (CN)
Filed by Shanghai Kohler Electronics, Ltd., Shanghai (CN)
Filed on Mar. 8, 2023, as Appl. No. 18/118,961.
Application 18/118,961 is a continuation of application No. 16/444,928, filed on Jun. 18, 2019, granted, now 11,627,848.
Claims priority of application No. 201810633976.0 (CN), filed on Jun. 20, 2018.
Prior Publication US 2023/0277020 A1, Sep. 7, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. E03D 9/08 (2006.01); A47K 13/24 (2006.01); A47K 13/30 (2006.01); E03D 9/00 (2006.01); H05B 3/06 (2006.01); H05B 3/42 (2006.01); H05B 3/00 (2006.01); H05B 6/06 (2006.01)
CPC A47K 13/305 (2013.01) [E03D 9/08 (2013.01); H05B 3/42 (2013.01); H05B 3/0071 (2013.01); H05B 6/06 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method for controlling a toilet air heating device, the method comprising:
in response to a start instruction, controlling an air heating wire component to heat, controlling an air heating fan to blow air, controlling a drive motor to drive an internal air duct including an auxiliary heater to extend out along an extension direction of an external air duct, and controlling the auxiliary heater to heat,
wherein an air heating wire component controller controls the air heating wire component while a master controller controls the air heating fan, the drive motor, and the auxiliary heater.