Patent · US Expired

Recording apparatus

US4654677A · kind A · utility

3Cited by
5References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 5, 1983
Grant dateMar 31, 1987
Priority date
Expiry dateApr 5, 2003

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01D15/06
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A recording apparatus comprising an input terminal to which a picture information signal to be recorded is applied, a driver for moving an electrostatic printing medium in a predetermined direction, an apparatus for electrifying the electrostatic printing medium, a thermal printing head for heating the electrostatic printing medium in accordance with the picture information signal to reduce the resistance of the heated regions of the electrostatic printing medium, thereby forming a pattern of resistance-reduced region on the electrostatic printing medium, so that a charge pattern (electrostatic latent image) according to the picture information signal is formed on the surface of the electrostatic printing medium.

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