High frequency fixing apparatus

Details High frequency fixing apparatus High frequency fixing apparatus

2006-09-26

2006-09-26

Grainger, Quana (Department: 2852)

Electrophotography

Image formation

Fixing

Reexamination Certificate

active

07113737

ABSTRACT:
A fixing apparatus comprising a heating roller, a coil provided in the heating roller and configured to generate a high-frequency magnetic field, and capacitors and that constitute a resonant circuit, jointly with the coil. The resonant circuit is excited, sequentially (or alternately) at a plurality of frequencies which are nearly equal to the resonance frequency of the resonant circuit.

REFERENCES:
patent: 5783806 (1998-07-01), Hayasaki
patent: 5794096 (1998-08-01), Okabayashi
patent: 6573485 (2003-06-01), Yokozeki
patent: 2003/0053812 (2003-03-01), Nakayama
patent: 2000-223252 (2000-08-01), None
patent: 2000-321011 (2000-11-01), None

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