Patent · US Expired

Oil seal tester

US5814717A · kind A · utility

4Cited by
4References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 31, 1996
Grant dateSep 29, 1998
Priority date
Expiry dateDec 31, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N3/56
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An oil seal tester having a moving shaft for engaging an oil sealing surface of a oil seal and at least one source of fluid to be applied against the moving shaft and against a first side of the oil seal. A force measuring device is used to measure the reaction torque exerted against the seal by the rotating shaft. Adjustments are provided for altering the shaft to bore misalignment and the run out of the rotating shaft.

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