Patent · US Expired

Image forming apparatus having a heat insulating member

US6737790B2 · kind B2 · utility

29Cited by
11References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 14, 1999
Grant dateMay 18, 2004
Priority date
Expiry dateMay 14, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J2329/00
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An image forming apparatus includes an envelope formed by first and second substrates disposed at a predetermined distance therebetween and an image forming member disposed in the envelope. A heat insulating member is disposed on a surface of the envelope in an area excepting partial surface areas of the first and second substrates.

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