Gate valve

Details Gate valve Gate valve

F - Mech Eng,Light,Heat,Weapons

16

K

251/73

F16K 3/00 (2006.01) F16K 3/12 (2006.01) F16K 3/22 (2006.01)

Patent

CA 1156639

- A B S T R A C T - G A T E V A L V E. The gate valve comprises a body having a horizontal low passageway ., a vertical housing opening into the flow passageway and a closure member movable in the housing and passageway. The closure member has on each side a vertical U-shaped guiding bearing surface which projects from a sealing bead on the closure member and extends from the lower end of the closure member to a region located above the equatorial plane of the valve. This bearing surface permanently cooperates with a vertical bearing surface provided in the body between the flow passageway and a seat surface and having, when viewed along the flow axis a downwardly open C-shape.

386764

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