Patent · US Expired

Apparatus for detecting leakages in structural members

US5523569A · kind A · utility

33Cited by

5References

9Claims

0Family size

Assignee

STN Atlas Electronik GmbH · DE

Inventors

Willi Hornfeld · Wildeshausen, DE
Helmut Grobecker · Stuhr, DE
Dietmar Meyer · Barsinghausen, DE

Key dates

Filing date	Dec 14, 1994
Grant date	Jun 4, 1996
Priority date	—
Expiry date	Dec 14, 2014

Classification

Technology area (CPC G)Physics
CPC primaryG01M3/38
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

An apparatus for detecting leakages in structural members (8) is disclosed. The apparatus includes a device (2) for conveying gas through the structural member (8) to be investigated, a camera (14) having a narrow band filter characteristic matched to the spectral absorption of the gas and a device (16, 18) connected to the camera (14) for processing and displaying the recorded image of the structural member (8) to be investigated.

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