Butterfly valve

Details Butterfly valve Butterfly valve

F - Mech Eng,Light,Heat,Weapons

16

K

251/27

F16K 1/22 (2006.01) F16K 1/226 (2006.01)

Patent

CA 1121791

BUTTERFLY VALVE ABSTRACT OF THE DISCLOSURE A butterfly valve is adapted to pivot a valve stem to a valve body through openings formed in a ring shaped elastic valve seat attached inside the valve body, to slidably contact the valve member and the inner face of the valve seat each other in the vicinity of the valve stem, and to form recesses for charging lubricant in the slidably contacting face on the valve seat or on the side face of the valve member.

341230

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