Vacuum breaker

Details Vacuum breaker Vacuum breaker

E - Fixed Constructions

03

C

E03C 1/10 (2006.01) F16K 17/12 (2006.01)

Patent

CA 2509094

A vacuum breaker includes a hollow bushing with an end in communication with the atmosphere and the other end in communication with at least one water outlet, a check plugger moveably disposed in the bushing, and a sealing sleeve disposed in the bushing adjacent to the upper end of the check plugger. The check plugger falls automatically down by gravity. The check plugger has a conical upper end. The upper end has a closing surface. The sealing sleeve is defined with a central hole receiving the upper end of the check plugger. An inner conical surface is formed in the inner wall of the central hole. The inner conical surface is closely abutted against by the closing surface.

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