Patent · US Expired

High frequency fixing apparatus

US7113737B2 · kind B2 · utility

3Cited by
3References
15Claims
0Family size

Assignees

Inventor

Key dates

Filing dateOct 8, 2004
Grant dateSep 26, 2006
Priority date
Expiry dateOct 8, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/2053
  • WIPO fieldOptics
  • WIPO sectorInstruments

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.