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특허 상세정보

Anti-vortex drain

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) E04H-004/00   
미국특허분류(USC) 4/507 ; 4/689 ; 4/287 ; 4/292
출원번호 US-0030903 (1993-03-15)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 31  인용 특허 : 0
초록

An anti-vortex, flush-mounted floor drain for swimming pools consists of a main housing, which is in the form of a hollow cylinder of a first predetermined diameter A drain opening is located in the top of the hollow cylinder; and the edges of the top of the cylinder are mounted flush with the floor of the swimming pool. A downwardly sloped lip extends from the top edge of the main housing and terminates in a circular opening in the top of the main housing. A solid circular cover is centrally mounted in this opening in the main housing, and is movable to...

대표
청구항

An improved drain for a floor surface of a pool including in combination: a main cylindrical housing with a first predetermined diameter, a top and a bottom and having a cylindrical side wall terminating in an upper peripheral edge, a top flange depending from said upper peripheral edge and extending radially inwardly and downwardly from said side wall to define a circular opening of a second predetermined diameter wherein said top flange has an upper surface surrounding said opening, the top of said housing further adapted for mounting said upper periph...

이 특허를 인용한 특허 피인용횟수: 31

  1. James R. Wright. Aggregate retaining device for drain covers. USP2002016340035.
  2. Wright James R.. Aggregate retaining device for drain covers. USP2001046209586.
  3. Wright, James R.. Aggregate retaining device for drain covers. USP2003056557588.
  4. Barnes,Steven R.. Anti-entrapment drain. USP2007027178179.
  5. Barnett, Ralph L.. Anti-evisceration ring. USP2015119181720.
  6. Barnett, Ralph L.. Anti-limb entrapment insert. USP2016019228368.
  7. Giammaria, Bruno. Back-water trap for a floor drain system. USP2011017875172.
  8. Henry, Robert E.; Fauske, Hans K.; Hammersley, Robert J.; Farrington, James. Cartridge type vortex suppression device. USP2013088517053.
  9. Wade,Rodney George. Downpipe connector system. USP2006067065924.
  10. Barton, Lewis. Downspout section. USP200911D604811.
  11. Cantrell, John W.. Drain assembly and sink. USP2003086609259.
  12. Barnett,Ralph Lipsey; Poczynok,Peter Joseph. Drain cover. USP2006016988282.
  13. Flynn,Barbara J.; Flynn,Marvin L.. Flexible drain element. USP2006027004508.
  14. Alajlani, Ibrahim L.; Oufi, Ahmed Al; Banjar, Mohammed S.. Floating roof emergency draining system sealing valve. USP2012098272524.
  15. Makinen, Arto; Kailio, Jussi. Floor drain. USP201710D800277.
  16. Kennedy, Paul. Hydrostatic tank floor relief valve. USP20190210197175.
  17. Russel Lane ; Andrew C. Quinn. Locking drain cover. USP2002036360379.
  18. Barnes,Steven R.; Goettl,John M.. Pool drain assembly with annular inlet. USP2006087089607.
  19. Goettl, John M.; Barnes, Steve R.. Pool drain assembly with annular inlet. USP2014058713724.
  20. Barnes, Steven R.; Goettl, John M.. Pool floor drain assembly for a suction-activated water circulation system. USP2004116810537.
  21. Perry Loren ; Swanson Darrin. Safety cover for spa suction drain. USP1998095799339.
  22. Fleischer Gene S.. Safety device for a suction outlet. USP1998095809587.
  23. Nicholas John J.. Safety device for swimming pools. USP1998045734999.
  24. Witt, Kevin L. Shower base with flow enhancing covered drain. USP2010067739757.
  25. Adams, John Kenneth. Shower receptor. USP2016109462916.
  26. Goettl, John M. Swimming pool drain. USP2014028650673.
  27. Blake, Andy F.; Sutton, III, Samuel J.. Universal safety drain and method. USP2015129200464.
  28. Smith, David. Valve assembly. USP2005046883777.
  29. Chan, Kok Leong; Pang, Say Wei. Vortex reducer. USP2013038397751.
  30. Baxter Thomas D.. Water purification decant assembly. USP1999035876598.
  31. Yan, Jin-Jung. Water seal trap. USP201702D778414.