Patent · US Expired

Testing facility for wrenches

US5353654A · kind A · utility

15Cited by
8References
4Claims
0Family size

Inventor

Key dates

Filing dateAug 31, 1992
Grant dateOct 11, 1994
Priority date
Expiry dateAug 31, 2012

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01L25/003
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A device for testing a wrench including a base fixed in a housing, a cylinder disposed in the base and having a piston rod extended upward, a support fixed on top of the piston rod for supporting the handle portion of the wrench, the socket of the wrench is retained in place and the handle portion of the wrench is pushed upward in a repeated action by the cylinder so as to test the working life of the wrench.

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