Face seal for barrel type water valve

Details Face seal for barrel type water valve Face seal for barrel type water valve

F - Mech Eng,Light,Heat,Weapons

16

K

F16K 5/04 (2006.01) F16K 5/02 (2006.01)

Patent

CA 2324659

A cylindrically curved rectangular face seal is provided for a cross-ported barrel type rotary valve member. The seal has a central flow orifice therethrough with an annular raised rib formed about the orifice and extending in a radial direction from the concave inner face of the seal. The opposite edges of the seal extending in an axial direction each have a notch or rib thereon for axial sliding engagement in grooves provided in the valve body. The annular rib about the orifice accommodates dimensional variation in the valve parts to ensure a rotary sliding seal on the rotary valve member.

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