Extension coupling for distribution devices for gaseous fluids a

Details Extension coupling for distribution devices for gaseous fluids a Extension coupling for distribution devices for gaseous fluids a

1995-05-23

1998-03-03

Melius, Terry Lee

Pipe joints or couplings

Having plural independent paths

For concentric tubes or pipes

285 7, 285317, 285423, 285921, F16L 2506

Patent

active

057226989

ABSTRACT:
The extension coupling for fluid distribution equipment has a first external tubular body, a second internal tubular body for the passage of said fluids, and a coupling for its connection, in series, to other similar elements and/or handle connected to the distribution equipment and/or accessories. The first body and the second body are monolithic, and are obtained from one single molding process of plastic material.

REFERENCES:
patent: 2582446 (1952-01-01), Martinet
patent: 2755107 (1956-07-01), Dow
patent: 3713076 (1973-01-01), Gabrielian et al.
patent: 4022205 (1977-05-01), Tenczar
patent: 4083077 (1978-04-01), Knight et al.
patent: 4133312 (1979-01-01), Burd
patent: 4236953 (1980-12-01), Takahashi
patent: 5413386 (1995-05-01), Dal Palu

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