Patent · US Expired

Testing head arrangement for correcting the angle of sound enhance using a correction skid

US5880370A · kind A · utility

1Cited by

6References

6Claims

0Family size

Assignee

Krautkramer GmbH & Co. · DE

Inventors

Michael Wachter · Lankau, DE
Kurt Hannoschock · Sonsbeck, DE
Dieter Grohs · Niederkassel, DE
Peter Steinert · Kerpen, DE
Wolfgang Zydek · Wesseling, DE

Key dates

Filing date	Aug 16, 1995
Grant date	Mar 9, 1999
Priority date	—
Expiry date	Aug 16, 2015

Classification

Technology area (CPC G)Physics
CPC primaryG01N2291/2675
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

In a device for the arrangement of at least one ultrasonic testing head on a tube having a welding seam for the ultrasonic testing of the welding seam of the tube each ultrasonic testing head is built in a support. The support is provided with front and rear support points and led in constant radial distance to the tube on a test trace. The ultrasonic testing head is arranged in the area of the front support points, which are closest to the welding seam to be examined seen in the peripheral direction of the tube. A mechanical scanning device is provided, it is connected to the ultrasonic testing head and is arranged at the support in the area between the front and rear support points. The ultrasonic testing head has a single ultrasonic vibrator.

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