Sprinkler head valve means

Details Sprinkler head valve means Sprinkler head valve means

A - Human Necessities

62

C

137/4.3

A62C 37/14 (2006.01) A62C 37/10 (2006.01)

Patent

CA 1226784

ABSTRACT Valve means for sealing closed the fluid supply orifice in a sprinkler head body, comprising a sealing plug having a projection extending axially towards the supply orifice when assembled on the body a resilient membrane having an annular portion captured over the projection and for compression between the plug and the body to seal the supply orifice, and a tail portion attachable to the body, whereby upon jettisoning of the plug with opening of the supply orifice the plug remains attached to the body by the tail portion at least until the plug is clear of the fluid jet issuing from the orifice.

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