Hose connecting mouthpiece

Details Hose connecting mouthpiece Hose connecting mouthpiece

1978-06-08

1980-02-05

Cline, William R.

Valves and valve actuation

With correlated flow path

Valve operated by joining flow path sections

F16L 3728

Patent

active

041869109

ABSTRACT:
A hose connecting mouthpiece comprising an insert having a rear end to be connected to the hose of a gas filling device, a union nut loosely fitting around the insert and having an internally threaded portion engageable with the externally threaded portion of a known nipple, a packing attached to the front end inner periphery of the insert and adapted for contact with a sealing face at the forward end of the nipple, and a valve core pushing member provided inside the insert and retractable into the insert by being pushed by the forward end of the valve core of the nipple. The mouthpiece is fittable to any one of three types of known nipples different in construction.

REFERENCES:
patent: 2299193 (1942-10-01), Trautman
patent: 2896971 (1959-07-01), Kolar
patent: 2931668 (1960-04-01), Baley
patent: 3592439 (1971-07-01), Ritchie, Jr.
patent: 3777771 (1973-12-01), DeVisschel

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