Measurement coupling

Details Measurement coupling Measurement coupling

1984-09-20

1986-06-10

Walton, G. L.

Fluid handling

With repair, tapping, assembly, or disassembly means

Tapping a pipe, keg, or apertured tank under pressure

2511495, 2511496, 277165, 277170, 277180, 277236, F16L 2900, F16K 5100

Patent

active

045937133

ABSTRACT:
A measurement coupling with two end connections and a check valve which opens and closes a through bore of the measurement coupling in a controlled manner. The measurement coupling being constructed in two portions both of metal. The two portions be detachably connected to one another in such a way that they contact one another in a metal-to-metal relationship. A seal member being disposed between the two portions. The metal-to-metal seal prevents overloading of the seal member.

REFERENCES:
patent: 1626729 (1927-05-01), Handlan, Jr.
patent: 1885657 (1932-11-01), Walker
patent: 2493996 (1950-01-01), Parmesan
patent: 3698742 (1972-10-01), Jones et al.
patent: 3747960 (1973-07-01), Bawa
patent: 3777771 (1973-12-01), De Visscher
patent: 3847819 (1974-11-01), Firth
patent: 3933358 (1976-01-01), Hoer
patent: 4072291 (1978-02-01), Adams
patent: 4433862 (1984-02-01), Raulins et al.
patent: 4458925 (1984-07-01), Raulins et al.
patent: 4498680 (1985-12-01), Schobbe

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