Patent ID: 7786414

Claim:
A cooking appliance comprising: a support tray, configured to receive and affix a plurality of modular heating devices, said modular heating devices comprising at least two induction heating modules, wherein each induction heating module is physically distinct from another and wherein each induction heating module comprises: a support device comprising having a circular shape; a single induction coil placed on top of said support device; a supply part comprising power electronics and control electronics, said supply part receiving household voltage and converting said household voltage to said induction coil, said supply part held in position by said support device; a fan device for cooling said power electronics wherein said fan is located within said induction heating module positioned underneath said induction coil, wherein said fan device is fixed to said support device; electrical power connections for receiving said household voltage, said electrical power connections conveying said household voltage to said supply part; a cover positioned below induction coil and said support device wherein said cover is of a shape that largely encloses said supply part and said fan; and electrical control connections for receiving control signals, said electrical control connections conveying said control signals to said supply part, said induction heating module configured to be installed within said cooking appliance as an assembled unit with said electrical power connections engaged with household voltage connections of said cooking appliance, and with said electrical control connections being connected to control connections of said cooking appliance.