Patent · US Expired

Contact gauge and method of employing same

US4501159A · kind A · utility

1Cited by
4References
25Claims
0Family size

Inventor

Key dates

Filing dateAug 20, 1982
Grant dateFeb 26, 1985
Priority date
Expiry dateAug 20, 2002

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01L1/241
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A contact gauge utilizable for determining contact pressure conditions between two bodies at their interface including a thin plastic sheet capable of memorizing an induced birefringence and a thin, load transmitting member attached to the sheet for inducing the birefringence therein. A method of employing the contact gauge for determining the contact pressure conditions between the two bodies also forms a part of the present invention.

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