Patent · US Expired

Strain gauge

US6614342B1 · kind B1 · utility

4Cited by
9References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 8, 2002
Grant dateSep 2, 2003
Priority date
Expiry dateJan 8, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01L19/04
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A high-performance strain gauge has a high gauge factor and a decreased temperature coefficient of resistance (TCR). The strain gauge has a laminated structure that includes a first layer formed of a positive TCR material and a second layer formed of a negative TCR material.

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