Photo-electric burst disc indicator

Details Photo-electric burst disc indicator Photo-electric burst disc indicator

1979-11-19

1981-06-02

Weakley, Harold W.

Fluid handling

Destructible or deformable element controlled

Destructible element

137557, 340583, 116268, F16K 1304

Patent

active

042705606

ABSTRACT:
A photo-electric pressure relief indicator for a fluid system wherein a housing is provided with an opening for connection in fluid communication with the system and provided with a vent spaced from the opening, a rupturable diaphragm extending across the housing to close communication between the opening and vent, a reflector on the diaphragm, and a photo-electric circuit reflecting from the reflector for sensing movement of the latter caused by rupture of the diaphragm.

REFERENCES:
patent: 2359787 (1944-10-01), Peters
patent: 3274579 (1966-09-01), Fuller
patent: 3770918 (1973-11-01), Fortmann
patent: 3801779 (1974-04-01), Ver Sluis
patent: 4232528 (1980-11-01), Behr

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