Patent · US Active

Fixing device and image forming apparatus

US7447475B2 · kind B2 · utility

5Cited by
5References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 20, 2006
Grant dateNov 4, 2008
Priority date
Expiry dateMay 8, 2027

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G2215/2032
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A fixing device configured to fix a toner image onto a recording medium includes a coil for generating a magnetic flux and a heat generation member for generating heat by the magnetic flux; the heat generation member includes a hollow cylinder shape, the coil has a loop-shaped coil disposed in a loop shape to sandwich inner and outer circumference planes of the heat generation member of the hollow cylinder shape, the loop-shaped coil is divided into an inside coil portion, which is positioned in the inner circumference plane side of the heat generation member, and an outside coil portion which is positioned in the outer circumference plane side of the heat generation member, and a terminal portion for connecting both of the coil portions is provided between the inside coil portion and the outside coil portion.

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