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특허 상세정보

Safety valve

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F16K-031/122   
미국특허분류(USC) 251/635 ; 137/219
출원번호 US-0135498 (1980-03-31)
발명자 / 주소
인용정보 피인용 횟수 : 17  인용 특허 : 1
초록

A safety valve having an upright tubular body with an axial opening therethrough, a portion of the opening at the lower end forming a flow passageway, the body having outlet ports extending from the flow passageway to the external cylindrical surface, an end cap closing the upper end of the axial opening, an internal stem guide within the axial opening separating the lower flow passageway from an upper cylinder and having a reduced diameter axial opening, a plunger reciprocally positioned within the flow passageway, the plunger having an upwardly extendi...

대표
청구항

A safety valve comprising: an upright tubular body having an axial opening therethrough, a portion of the opening at the lower end forming a flow passageway communicating with the lower end and forming an outlet port, the body having inlet ports spaced above the lower end communicating between the flow passageway and the body exterior surface, said inlet ports comprised of a plurality of spaced openings in a common plane, the upper portion of the axial opening forming a cylinder, the body having an internal cylindrical shoulder in the axial opening divid...

이 특허를 인용한 특허 피인용횟수: 17

  1. Madison, Kent R.. Aquifer recharge valve and method. USP2004116811353.
  2. Madison,Kent R.. Aquifer recharge valve and method. USP2007017156578.
  3. Madison, Kent R.. Aquifier flow controlling valve assembly and method. USP2013098522887.
  4. Katsuyama Kazuo (Toyota JPX). Automatic valve. USP1990074940207.
  5. Feenstra, Shawn J.; Hoa, Vinh B.. Dry valve for sprinkler system. USP2012108281810.
  6. Beitzel Donald D. ; Yaste Robert. Flow actuated valve. USP2001086279594.
  7. Danko Oliver L. (Chesterland OH) Bork ; Jr. Carl R. (Euclid OH) Steiss William C. (Parma OH) Levengood Donald A. (Silver Lake OH). High pressure inverted bellows valve. USP1987014634099.
  8. Canjuga, Slavko. Hydraulic axial piston regulating valve and its application. USP2015018931504.
  9. Hawkins, James Chester; Anderson, Paul Richard; Foust, Gregory Lawrence; Kranz, Seth; Mevius, Jason Scott. Modular regulator platform. USP2012098256446.
  10. Brahler, II, Richard W.; Kunau, Daniel J.. Quick-release valve air gun. USP2015079080832.
  11. Kunau, Daniel. Rapid opening gas valve. USP2015059033306.
  12. Kunau, Daniel. Tubeless tire seating device. USP2017059649897.
  13. King Ottis W. (8534 E. 24th St. Tulsa OK 74129). Valve actuator. USP1985034504038.
  14. Claassen Henning J. (Lneburg DEX). Valve arrangement for intermittent application of a fluid adhesive to a substrate. USP1991024989792.
  15. Schmitt Manfred (Friedelsheim DEX) Illius Herbert (Lampertheim DEX). Valve for regulating the passage of a fluid. USP1987024643219.
  16. Barnett Donald Lee. Valve mechanism with improved sealing. USP1998065762316.
  17. Wallace Glenn E.. Water well recharge throttle valve. USP2000066073906.