Patent · US Expired

Pressure developing device

US5089838A · kind A · utility

1Cited by
3References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 26, 1990
Grant dateFeb 18, 1992
Priority date
Expiry dateApr 26, 2010

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03B2227/325
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

In a pressure developing device employed in an imaging device like a duplicating machine, an optical printer etc., pressure force for evenly pressurizing a recording medium is capable of being varied in accordance with the width of the recording medium to be pressurized.

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