Patent · US Expired

Test head for ultrasonic testing of structural material

US4238963A · kind A · utility

5Cited by

5References

3Claims

0Family size

Assignee

Mannesmann AG · DE

Inventors

Karl Ries · Mülheim, DE
Dieter Lather · Rheurdt, DE
Dieter Kaiser · Dortmund, DE
Kurt Hannoschock · Sonsbeck, DE
Gunter Simoneit

Key dates

Filing date	Jun 5, 1978
Grant date	Dec 16, 1980
Priority date	—
Expiry date	Jun 5, 1998

Classification

Technology area (CPC G)Physics
CPC primaryG01N29/30
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

The test head includes its own calibration device in form of a wire or a bore in front of the transducing surface so that a distinguishable calibration echo is always available.

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