Method for checking the tightness of a casing, and device for ca

Details Method for checking the tightness of a casing, and device for ca Method for checking the tightness of a casing, and device for ca

1990-07-24

1991-12-10

Williams, Hezron E.

Measuring and testing

With fluid pressure

Leakage

73 4050A, G01M 324, G01M 310

Patent

active

050707248

ABSTRACT:
A method and device for checking the tightness of a casing which is, filled with a gaseous medium, immersed in a container with liquid medium placed in a chamber of which the interior is insulated for sound and vibrations, the output signals of a sensor in contact with the container wall being amplified, filtered and evaluated.

REFERENCES:
patent: 2961869 (1960-11-01), Bagno
patent: 3465572 (1969-09-01), Covert

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