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특허 상세정보

Dry valve for sprinkler system

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F16K-031/122    F16K-031/126    F16K-001/12    F16K-007/17    F16K-051/00    A62C-035/62    A62C-035/64   
미국특허분류(USC) 137/614.2; 137/614.19; 137/220; 251/063.5; 251/284; 169/017; 169/020
출원번호 US-0419726 (2009-04-07)
등록번호 US-8281810 (2012-10-09)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Harness, Dickey & Pierce, P.L.C.
인용정보 피인용 횟수 : 3  인용 특허 : 29
초록

A dry valve is provided for a sprinkler system, including a housing including a valve body having an inlet end and a valve cover having an outlet end. A prime chamber housing is disposed within the housing and defines a prime chamber. A prime piston is disposed within the prime chamber and is movable between a closed position seated against a valve seat and an open position received within the prime chamber. A check valve diaphragm assembly is disposed within the housing and disposed against the prime chamber housing in a closed position and spaced from ...

대표
청구항

1. A dry valve for a sprinkler system, comprising: a housing having an inlet end and an outlet end and a passage therebetween;a prime chamber housing disposed within said housing and defining a prime chamber in communication with a prime chamber inlet and fluidly isolated from said passage, said prime chamber housing including a generally flat planar first valve seat on a downstream face of said prime chamber housing;a prime piston disposed within said prime chamber, said prime piston being movable between a closed position seated against a second valve ...

이 특허에 인용된 특허 (29)

  1. Park Sang Kyu,KRX. Alternate valve assembly for smoke re-combustion device. USP1998105822984.
  2. Stewart ; Anthony F.. Antisiphon check valve. USP1978034080981.
  3. Johnson Wilfred V. (Oxford MA). Automatic on-off fire sprinkler head. USP1982114359098.
  4. Braukmann Heinz Werner (Willowdale CA). Back flow preventer valve. USP1977034013089.
  5. Weingarten Zvi (Bermad Kibbutz Evron ; 25235 ILX). Backflow preventer apparatus for fluid flow lines. USP1987044658852.
  6. Brestel Ronald R. (Marshalltown IA) Meyer Dale L. (Marshalltown IA). Cam valve self-centering seat. USP1985054519579.
  7. Leason Hayden (Humacao PR). Center flow check valve. USP1988064749003.
  8. Page Robert G. (Farnham GB2) Milton John S. (Guildford GB2). Check valve and a seal for a check valve. USP1987114706706.
  9. Feldinger Edgar (12/37 Yoseftal Street Kiryat Yam ILX). Control valve. USP1993095244011.
  10. Dawson Peter L. (5 Chenik St. ; Shandor Industrial Sites Krugersdorp ; Transvaal ZA). Diaphragm valves. USP1976083974849.
  11. Ringer, Yoram. Dry pipe valve for fire protection sprinkler system. USP2004116810963.
  12. Ringer, Yoram. Dry pipe valve for fire protection sprinkler system. USP2003056557645.
  13. Beukema John A.. Dry pipe valve system. USP2000056068057.
  14. Davidson James V. (Lansdale PA). Eccentric rotary valve with control-improving wing member. USP1981034256285.
  15. Baumann Hans D. (32 Pine St. Rye NH 03870). Eccentric, rotary plug valve. USP1994045305987.
  16. Wicks Edward A. ; Berry Kenneth M.. Emergency ventilation system for biological/chemical contamination. USP1999115979565.
  17. Jackson, Eldon D.; Feenstra, Shawn. Fire protection valve trim assembly system. USP2005026848513.
  18. Carlson ; Jr. William L. (St. Cloud MN). Involute valve closure. USP1987024640492.
  19. Loh Ralph A. ; Golinveaux James E.. Quick response dry pipe sprinkler system. USP1999105971080.
  20. Rihm ; Herbert ; Rogge ; Walter. Rotary valve. USP1978024073473.
  21. Calvin Douglas G.. Rotary valve with pressure energized seal. USP1999085934645.
  22. King Ottis W. (8534 E. 24th Tulsa OK 74127). Safety valve. USP1981084285495.
  23. Naffziger Lee A. (Sterling IL) Herrington Thomas D. (Dixon IL). Solenoid operated air control and check valve. USP1995065421366.
  24. Gerber Bernard R.. System for delivering and maintaining the sterility and integrity of flowable materials. USP2000066079449.
  25. Fima, Raoul G.. Tank monitor system. USP2004076766835.
  26. La Bonte Paul ; Spani Wayne W.. Two-phase fire suppression/protection method and system for structures and surrounding grounds. USP1999085931233.
  27. Yamanaka Junichi (Tokoname JPX). Vacuum valve for a sewage collection system. USP1994015280872.
  28. Hartman Thomas A. (700 Capac Ct. St. Louis MO 63125). Valve assembly plug and body seat improvements. USP1997065634626.
  29. Ramsey John B. ; Retzloff James G.. Wet pipe fire protection system. USP1999115992532.