Patent · US Expired

Remote calibration system

US4476706A · kind A · utility

72Cited by
1References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 18, 1982
Grant dateOct 16, 1984
Priority date
Expiry dateJan 18, 2002

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N33/0006
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Methods and apparatus for remote calibration of combustible gas detectors in which calibration initiation signals are applied to a sealed, explosion-proof sensor assembly to effect a remote calibration sequence and storage of calibration factors.

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