Central vacuum system wall valve

Details Central vacuum system wall valve Central vacuum system wall valve

A - Human Necessities

47

L

A47L 9/00 (2006.01) A47L 5/38 (2006.01) A47L 9/24 (2006.01) F16L 37/38 (2006.01) F16L 37/60 (2006.01)

Patent

CA 2056155

A central vacuum system wall valve is described which includes a valve door capable of being pivotally cammed to open position by its interaction with the roomside hose as this hose is moved to inserted position within the wall valve.

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