F - Mech Eng,Light,Heat,Weapons – 16 – K
Patent
F - Mech Eng,Light,Heat,Weapons
16
K
137/61
F16K 15/03 (2006.01) F16K 27/02 (2006.01)
Patent
CA 1233394
TITLE OF THE INVENTION WAFER CHECK VALVES ABSTRACT OF THE DISCLOSURE A wafer check valve having an annular housing, closing flaps effective to close a passage through the housing and spring urged to a passage closing position, the flaps being mounted on one or more hinge pins, the or each hinge pin extending at each end into a bore in an insert, the inserts being received in respective slots in the body and including means retaining the inserts in the slots without movement.
480661
Goodwin (r.) International Ltd.
Gowling Lafleur Henderson Llp
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