F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
F16K 11/22 (2006.01) F16K 1/44 (2006.01) F16K 25/00 (2006.01) F16K 41/10 (2006.01)
Patent
CA 2269037
A valve comprises a body including a chamber and two superposed closures moving in the chamber and the bottom part of the chamber includes a first seat for one closure and a second seat for the other closure. The closures are each carried by a swing mobile between a position in which the closure bears in sealed fashion on the corresponding seat and a position in which the closure is spaced from the seat. The space between the two closures contains an elastic material membrane closing a chamber into which a compressed air feed discharges. The membrane can therefore be inflated and pressed in sealed fashion onto the top closure to close and seal the inlet of a passage which discharges into a space between the two closures.
Bonnefous Jean
Maraud Bruno
Picot Thierry
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
S.a. Defontaine
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