F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
137/16
F16K 24/04 (2006.01) E03C 1/10 (2006.01) F16K 15/14 (2006.01)
Patent
CA 1278975
Abstract For use in pressurized fluid lines, an anti-siphon and back-flow prevention valve. A conduit is tapped into the line upstream of an outlet terminating in a bell-shaped housing. The housing receives check valve means arranged for insuring that fluid does not escape during normal operation of the line, but for admitting vacuum-breaking air in the event of line pressure loss.
542641
C.h. Perrott Inc.
Gowling Lafleur Henderson Llp
LandOfFree
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