Patent · US Expired

Printed circuit board electronic tester

US4379992A · kind A · utility

3Cited by
1References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 6, 1981
Grant dateApr 12, 1983
Priority date
Expiry dateJul 6, 2001

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01R31/281
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An automated testing apparatus which performs shorts and continuity testing on a printed circuit board or ceramic substrate submerged in an ionic conducting solution is disclosed comprising a central controlling device which interfaces with an electrical measuring instrument, a numerical control table to position a moveable probe over the unit under test so as to measure its electrical characteristics, and a strip printer to display results.

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