Patent · US Expired

Induction heating fixing apparatus and image forming apparatus

US6868249B2 · kind B2 · utility

22Cited by
10References
14Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMar 14, 2003
Grant dateMar 15, 2005
Priority date
Expiry dateMar 14, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/2064
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A DC circuit 110 is provided to convert the voltage of a commercial AC power supply 100 into a DC voltage having a fixed level and output the DC voltage irrespective of the level of the voltage. The rectifier circuit 110 includes contacts 117, 118 and 119 and functions as one of a full-wave doubler voltage rectifier circuit and a full-wave rectifier circuit according to the opening and closing of each of the contacts.

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