Patent · US Expired

Acoustic radiation stress measurement

US4649750A · kind A · utility

8Cited by
5References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 13, 1985
Grant dateMar 17, 1987
Priority date
Expiry dateSep 13, 2005

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2291/102
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Ultrasonic radio frequency toneburst are launched into a sample of material tested. The amplitude of the tone-bursts and the slope of the resulting static displacement pulses are measured. These measurement are used to calculate the nonlinearities of the material.

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