Inlet valve assembly

Details Inlet valve assembly Inlet valve assembly

1992-07-06

1993-11-23

Chambers, A. Michael

Fluid handling

With casing, support, protector or static constructional...

Static constructional installations

137 15, F16L 500

Patent

active

052635023

ABSTRACT:
An inlet valve assembly for a central vacuum system is installed in a wall or floor having a front side, a backside and a mounting hole extending therethrough. This inlet valve assembly includes a front mounting plate having an inlet tube. The assembly also has an annular brace adapted to slidably mount on the inlet tube and sized to fit through the mounting hole. The assembly also has a plurality of clamping arms pivotally mounted on the brace. These arms can swing from a retracted position alongside the brace to an extended position at the backside.

REFERENCES:
patent: 3036814 (1962-05-01), Stevens
patent: 3283093 (1966-11-01), Bishop
patent: 3291927 (1966-12-01), Riley, Jr. et al.
patent: 3335744 (1967-08-01), Honford
patent: 3565103 (1971-02-01), Maselek

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