Patent · US Expired

Method of operating a xerographic fusing apparatus with multiple heating elements

US6490423B2 · kind B2 · utility

9Cited by
14References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 26, 2001
Grant dateDec 3, 2002
Priority date
Expiry dateJun 26, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/2042
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

When powering up a xerographic fusing apparatus with two parallel lamps, power is applied to each lamp in a stair-step fashion, in which incremental increases in applied power for each lamp are staggered in time. This feature contributes to desirable anti-flicker effects of the whole apparatus.

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