Safety valve for a high pressure spray container

Details Safety valve for a high pressure spray container Safety valve for a high pressure spray container

1989-06-05

1990-12-25

Skaggs, H. Grant

Dispensing

With discharge assistant

With material supply container and discharge assistant with...

251 65, 137521, B65D 8300

Patent

active

049796518

ABSTRACT:
A safety valve for a high pressure spray container including a short cylindrical portion with a sealed end. An annular flange with an annular groove is integrally connected to the open end of the cylindrical portion for clamping onto a high pressure spray container. An opening is formed in the cylindrical portion close to the sealed end. A flat spring member is disposed on the outer side of the opening for sealing the opening when the spray container is injected with liquid and pressurized air.

REFERENCES:
patent: 2563200 (1951-08-01), Venning
patent: 2864394 (1958-12-01), Hempel
patent: 3134519 (1964-05-01), Tidd
patent: 3357601 (1967-12-01), Crawford et al.
patent: 4462424 (1984-07-01), Genbauffe et al.

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