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Filter cartridge, particularly for jug water purifiers

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B01D-027/02   
미국특허분류(USC) 210/100; 210/282
출원번호 US-0622224 (2000-08-15)
우선권정보 IT-0000030 (1998-02-16)
국제출원번호 PCT/EP99/00712 (1999-02-03)
§371/§102 date 20000815 (20000815)
국제공개번호 WO99/41201 (1999-08-19)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Sughrue Mion, PLLC
인용정보 피인용 횟수 : 30  인용 특허 : 6
초록
▼

In a device for shutting off the flow of a fluid through a duct, preferably in a system for filtering drinking water, means for shutting off the duct comprise at least one obturator (14,22,35,43) disposed over a corresponding orifice (11) of the duct and means (15,23,36) for restraining the obturator (14,22,35,43) in a position such that the corresponding orifice (11) is not shut off, the restraining means being exposed to the flow of fluid through the duct and being able to undergo a change of state consequent upon the period of exposure to the flow in ...

대표
청구항
▼

1. If A water filter cartridge comprising a container having a first chamber having an inlet end and an outlet end, a supply of filtering material disposed in said first chamber, a second chamber defined between two permeable walls one of which is adjacent the outlet end of said first chamber and a shut-off means for controlling the flow of water through the second chamber, said shut-off means comprising at least one capsule disposed in the second chamber and comprised of a center portion of a material expandable upon contact with water and an outer shel...

이 특허에 인용된 특허 (6)

  1. Norton William W. (Lincolnshire IL). Automatic metering system. USP1988094769135.
  2. Grout Edward C. (Mequon WI) Rhoades Nolan K. (Beloit WI) Schwerdt James W. (Mequon WI) Ahrens Robert H. (Janesville WI). Filter with liquid meter. USP1988094772386.
  3. Sprenger Gregory S. (LaGrange GA) Knight Noel E. (West Wickham GBX). Fuel filter and dehydrator. USP1986054588500.
  4. Larson Edwin G. (Midland MI) Haigh Daniel H. (Sanford MI) Hall Richard H. (Midland MI). Separation of oil from water. USP1981114302337.
  5. Kuh Louis M. (Stamford CT) Lampe Robert C. (Stamford CT). Water processor having automatic shutoff and bypass means. USP1987074681677.
  6. Duncan J. Kenneth (Solon OH) Schroeder Wesley A. (Uniontown OH). Water treatment device having means to count times used and limit useage. USP1993035190643.

이 특허를 인용한 특허 피인용횟수: 30

  1. Bradford, Scott Hugh; Casucci, Marco; Menegon, Italo Renzo; Manfredini Taube, Sara; Mathias Tingstrom, Torsten Rickard; Van Faasen, Joel Graham. Drop filter. USP201401D697170.
  2. Bradford, Scott Hugh; Van Faasen, Joel Graham. Drop filter and stand. USP201401D697172.
  3. Jackson, Beth; Cooper, David; Bradford, Scott. Drop filter engine frame. USP201412D719633.
  4. Jackson, Beth; Cooper, David; Bradford, Scott. Drop filter funnel portion. USP201408D711504.
  5. Cooper, Beth; Cooper, David; Bradford, Scott. Drop filter stand. USP201408D710970.
  6. Jackson, Beth; Cooper, David; Bradford, Scott. Drop filter top cap. USP201408D711503.
  7. Jackson, Beth; Cooper, David; Bradford, Scott. Drop shaped filter carrier. USP201408D710971.
  8. Nauta, Philip. Filter assembly. USP2012078216465.
  9. Bradford, Scott Hugh; Casucci, Marco; Cooper, David P.; Jackson, Beth M.; Kendall, James W.; Menegon, Italo Renzo; Patera, Ginger Elayne; Manfredini-Taube, Sara; Mathias-Tingstrom, Torsten Rickard; Vanfaasen, Joel Graham. Filter assembly and systems/methods of dispensing from and storing the filter assembly. USP2017019539526.
  10. Bridges, Michael; Chan, Ricky Wai Kit. Filter cartridge for a water purifying pitcher. USP2011100647594.
  11. Bradford, Scott Hugh; Casucci, Marco; Cooper, David P.; Cur, Nihat O.; Jackson, Beth M.; Kee, Timothy A.; Kendall, James W.; Menegon, Italo Renzo; Myers, Verne H.; Patera, Ginger Elayne; Senninger, Mark M.; Stannis, Gordon Jay; Manfredini-Taube, Sara; Mathias-Tingstrom, Torsten Rickard; Vanfaasen, Joel Graham. Gravity fluid/water filter system. USP2017019550138.
  12. Wilder, Haim; Ronen, Rami; Krystal, Eyal; Hillel, Shlomo. Liquid filter device. USP2015059034192.
  13. Cur, Nihat O.; Goodwin, Kirk W.; Kee, Timothy A.; Kendall, James W.; Kuehl, Steven John; Myers, Verne H.; Patera, Ginger Elayne; Senninger, Mark M.. Liquid pitcher including divided fluid filter for inlet and outlet filtering. USP2017089731234.
  14. Mitchell, Michael Donovan; Collias, Dimitris Ioannis; Bjorkquist, David William; Zaveri, Piyush Narendra; Woolley, Matthew Morgan. Methods for treating water. USP2010067740765.
  15. Mitchell, Michael Donovan; Collias, Dimitris Ioannis; Bjorkquist, David William; Zaveri, Piyush Narendra; Woolley, Matthew Morgan. Methods for treating water. USP2010067740766.
  16. Mitchell, Michael Donovan; Collias, Dimitris Ioannis; Bjorkquist, David William; Zaveri, Piyush Narendra; Woolley, Matthew Morgan. Methods of treating water. USP2010077749394.
  17. Vandenbelt,Rudy A.; Hamilton,Jeremy; Anderson,Troy C.; Lanning,Charles R.. Portable, refillable water dispenser serving batches of water purified of organic and inorganic pollutants. USP2008107438799.
  18. Wu, Ka Shing. UV liquid storage and dispensing device. USP2012038128820.
  19. Core, Phillip R.. Valve. USP2016089428405.
  20. Tanner, John D.; Emmons, David James; Riedel, Richard P.. Water filter device. USP2009117615152.
  21. Tanner, John D.; Riedel, Richard P.; Carroll, Maureen; Fontier, Malcolm. Water filter device. USP200502D501912.
  22. Bahm, Jeannine Rebecca; Pearks, Andrew Thomas; Vidal, Guillermo Matias; Collias, Dimitris Ioannis; Mitchell, Michael Donovan; Astle, Robert E.; Faye, Katharine L. K.; Governal, Robert Andrew; Hamlin, Thomas J.; Lucht, Rebecca A.; Patel, Hemang. Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles. USP2012028119012.
  23. Bradford, Scott Hugh; Van Faasen, Joel Graham. Water filter suspension apparatus. USP201408D710969.
  24. Benoit, Kaitlyn M.; Cooper, David P.; Gregory, Christopher A.; Peters, Joseph R.. Water filtration pitcher. USP201712D805342.
  25. Bradford, Scott Hugh; Van Faasen, Joel Graham. Water funnel portion of a water filter. USP201401D697171.
  26. Nauta, Phillip. Water pitcher filter. USP2011108043502.
  27. Bradford, Scott Hugh; Van Faasen, Joel Graham. Water pitcher with drop water filter. USP201401D697173.
  28. Cur, Nihat O.; Kendall, James W.; Patera, Ginger Elayne; Senninger, Mark M.. Water pitcher with filter. USP2016129511315.
  29. Fitzgerald, Eugene A.; Xie, Ya-Hong; Langdo, Thomas; Renjilian, Richard; Thompson, Carl V.. Water purification and enhancement systems. USP2015129206058.
  30. Tanner, John D.; Emmons, David James; Riedel, Richard P.; Mitchell, Michael Donovan; Collias, Dimitris Ioannis. Water treating methods. USP2010127850859.

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