Low pressure rupture device

Details Low pressure rupture device Low pressure rupture device

1977-01-13

1978-10-10

Schwadron, Martin P.

Receptacles

Container attachment or adjunct

Pressure relief means

137 68R, F16K 1740

Patent

active

041192362

ABSTRACT:
A safe pressure relief assembly of the reverse acting rupture disc type guards against very low pressure differentials and includes a thin, bulged sealing disc, a cutting member positioned in spaced relation to the sealing disc and extending a substantial transverse distance thereacross and a sealing disc support member having a stay arrangement projecting into supporting engagement with the concave side of the sealing disc, the stay arrangement having a resistance to collapse sufficient to retain the sealing disc out of contact with the cutting member only up to a predetermined differential pressure.

REFERENCES:
patent: RE26102 (1966-10-01), Summers et al.
patent: 2954897 (1960-10-01), Hansen et al.
patent: 3330440 (1967-07-01), Summers et al.
patent: 3445032 (1969-05-01), Raidl, Jr. et al.
patent: 3464585 (1969-09-01), Summers et al.
patent: 3698598 (1972-10-01), Wood et al.
patent: 3834581 (1974-09-01), Solter et al.
patent: 3881629 (1975-05-01), Shaw et al.

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