Fire protection installation involving a normally dry network of

Details Fire protection installation involving a normally dry network of Fire protection installation involving a normally dry network of

1997-02-28

1999-07-27

Pike, Andrew C.

Fire extinguishers

Fluid systems

Distributing systems

169 20, A62C 3562

Patent

active

059274069

ABSTRACT:
A fire protection installation of the type comprising a normally dry network of sprinklers is, whenever the dry network of sprinklers is put to atmospheric pressure due to said network of sprinklers being opened, fed with water via a control station connected to a supply of water under pressure, wherein the network of sprinklers is evacuated and is normally maintained at a pressure that is lower than atmospheric pressure.

REFERENCES:
patent: 367390 (1887-08-01), Granger
patent: 2699217 (1955-01-01), Elmenhorst
patent: 2865457 (1958-12-01), Jensen
patent: 3759331 (1973-09-01), Livingston
patent: 5010959 (1991-04-01), Lostoski
Pp. 18 & 19 of a commercial booklet from Viking Corporation, 210N Industrial Park Road, Hastings, Michigan, USA 49058, printed in Feb., 1992 .

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