the vertical hole made in an inner and central bushing integral with the dintorno of the valve body by appropriate radial ribs, by means of which the separation of the distributed with the cover is regulated, being able to completely close the water outlet or open it in the appropriate step...
Complete shut off of the water flow normally only happens if the nozzle 18 is plugged, or if the tubular structure 40 is completely closed off such as by turning a manual shut-off actuator mechanism described hereafter in conjunction with FIGS. 13-24. Another example of a shut-off valve ...
A fire protection sprinkler is provided. The sprinkler includes a body having an output orifice and a flange; a seal cap to seal a flow of fluid from the output orifice; and a therm
Make sure you do not exceed more than the regulated 80 psi. Make sure all the bleeding valves in your sprinkler system are in their normal "Open" position. Activate the compressor and run it until the compressor completely drains the water from your sprinkler system. Close the valve and ...
4 and 6 are only exemplary and not intended to be limiting in any way. In some approaches, the gate valve 120 is operable to automatically shift to a form a profile of the fluid outlet 102 defined by a portion of the gate valve 102, such as notch 122, and a portion of the nozzle...
valve which allows air to enter the feeder network 3 at such times as it may be desired to drain the system of liquid. It is contemplated that compressed air might be introduced at opening 53 to completely purge the system of liquid. For example, this may be desired to prevent winter ...
This invention relates to retarded alarms for water-flow-operated sprinkler-systems, and more particularly to retarding means for electric alarm systems to prevent alarm from water-hammer in the sprinkler system though it is noted that in some of the claims the invention is not limited to sprinkle...
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