Patent · US Expired

Thermal printing-anti-stick mechanism

US3975742A · kind A · utility

6Cited by
2References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 25, 1975
Grant dateAug 17, 1976
Priority date
Expiry dateSep 25, 1995

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01D9/285
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A thermal recording instrument has an incrementally advanced thermal web. Selectively energized heating elements record alphanumeric information on the web and a logic circuit insures that the web will advance while the elements are energized in order to prevent sticking.

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