Patent · US Expired

Device for precise measurement of force

US5237864A · kind A · utility

4Cited by
4References
4Claims
0Family size

Inventors

Key dates

Filing dateJul 12, 1991
Grant dateAug 24, 1993
Priority date
Expiry dateJul 12, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B33/10
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A device for measuring force of bending of a head-flexure assembly including a load cell with a cell reference surface slidably mounted on a base having a reference surface, a shaft threaded into theload cell with a first thread and threaded into the base with a second thread so that by turning the shaft, the distance between the two reference surfaces can be very accurately adjusted providing that the device can be calibrated to an accuracy of less than ten milligrams.

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