Check valve construction

Details Check valve construction Check valve construction

F - Mech Eng,Light,Heat,Weapons

16

K

137/63

F16K 15/00 (2006.01) F16K 15/04 (2006.01)

Patent

CA 1081086

ABSTRACT OF THE DISCLOSURE A one-way ball check valve arranged in a tube so that minimum point contact is maintained between the moving valve member and the surrounding stationary portions of the valve so as to prevent malfunction of the valve due to surface dension therebetween. The ball valve is con- tained in an enclosure having relatively flat guide portions that permits minimum contact with the ball valve surface during movement between its closed and open position. The closed end portion of the enclosure is provided with a dimple that affords minimum point contact with the ball valve when it is in the open position.

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