Tell tale device for a pressure vessel

Details Tell tale device for a pressure vessel Tell tale device for a pressure vessel

1994-01-31

1995-08-01

Chilcot, Jr., Richard E.

Measuring and testing

Fluid pressure gauge

With excess or maximum registering

73715, G01L 700, G01L189228

Patent

active

054371880

ABSTRACT:
A post activation device to indicate that pressure the existed within a pressure vessel just prior to the opening of the pressure vessel and the resulting loss of pressurization, having a diaphragm, plug or piston (62, 130, 160, 330) capable of rupturing, moving or deforming in response to a pressure differential thereacross above one or more low limit values and for providing an indication of the pressure within the pressure vessel just prior to its being opened, and a support member (70), within the pressure vessel for supporting the diaphragm, plug or piston means.

REFERENCES:
patent: 1344722 (1920-06-01), Schulz
patent: 3706229 (1972-12-01), De Vost et al.
patent: 4715231 (1987-12-01), Lee, II et al.
patent: 4881400 (1989-11-01), Goodman et al.
patent: 4932264 (1990-06-01), Hawkins et al.

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