Automatic closure valve for water sprinkler

Details Automatic closure valve for water sprinkler Automatic closure valve for water sprinkler

Category

F - Mech Eng,Light,Heat,Weapons

Subcategory

16

Subsubcategory

K

CPC

137/58

IPC codes

F16K 15/00 (2006.01) A01G 25/16 (2006.01)

Type

Patent

Patent number

CA 1036458

Description

ABSTRACT OF THE DISCLOSURE An automatic closure valve for water sprinkler which enables water from a water tap to be used without even necessity for stopping the tap and removing the sprinkler and water hose and enables water remaining in the hose and the closure valve to be automatically drained off after the water sprinkl- ing, the closure valve being constructed with a valve casing, in which there are provided two valve chambers defined in mutual contiguity and communicated each other by means of a passage; a closure valve mechanism for closing the passage in response to increased pressure of water in the valve chambers; an opening which communicates the valve chambers and the external atmosphere; and a valve means which usually closes the opening by the water pressure, and opens the same when the pressure in the valve chambers becomes negative.

Application Number

243774

Affiliated with

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