Temperature self-regulating food delivery system

  • US 6,504,135 B2
  • Filed: 01/15/2002
  • Issued: 01/07/2003
  • Est. Priority Date: 05/19/1998
  • Status: Expired due to Term
First Claim
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1. A heating assembly comprising:

  • a magnetic induction heater including a heater circuit having a magnetic field generator, a detector operable to detect a heater circuit parameter related to the impedance presented to the heater by an induction heatable device, and control circuitry capable of altering the magnitude of said magnetic field generated by said generator in response to said detection of said parameter; and

    an induction heatable device including a continuous coil formed of electrically conductive material with a pair of terminal coil ends, and a conductive assembly operably connected between said terminal coil ends to complete a circuit, said conductive assembly comprising a switch component.

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