Apparatus for detecting leakages in structural members

Details Apparatus for detecting leakages in structural members Apparatus for detecting leakages in structural members

1994-12-14

1996-06-04

Fields, Carolyn E.

Radiant energy

Infrared-to-visible imaging

2503385, G01M 304, G01M 338

Patent

active

055235697

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.

REFERENCES:
patent: 3085423 (1963-04-01), Champion
patent: 4555627 (1985-11-01), McRae, Jr.
patent: 4772789 (1988-09-01), Maram et al.
patent: 5001346 (1991-03-01), Barkhoudarian
patent: 5430293 (1995-07-01), Sato et al.

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