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특허 상세정보

Air cleaner with suspended cartridge

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) B01D-027/06    B01D-046/24   
미국특허분류(USC) 55/482 ; 55/492 ; 55/498 ; 55/502
출원번호 US-0175255 (1980-08-04)
발명자 / 주소
출원인 / 주소
인용정보 피인용 횟수 : 34  인용 특허 : 5
초록

An air cleaner which includes a support (23) having a first concave conical surface (26) and compression means (50) extending along the axis of said surface away from the apex of said surface; an hollow inner filter (37) including a first end cap (41) with a rim (43) defining a first convex conical surface having the same apex angle as said first concave surface, and a second end cap (42) for axial engagement by said compression means; and a hollow, outer filter (32) including an end cap (57) with a resilient lip (61) extending inwardly to be sealingly r...

대표
청구항

An air cleaner comprising, in combination: a support having a first concave conical surface, compression means extending along the longitudinal axis of said surface away from the apex of said surface and outlet means for releasing filtered air from said cleaner; a hollow inner filter surrounding the longitudinal axis of said support, said inner filter including a first end cap, with a rim defining a first convex conical surface having the same apex angle as said first concave surface and positioned adjacent said first concave surface, and a second end ca...

이 특허를 인용한 특허 피인용횟수: 34

  1. Onoda, Tadayuki. Air cleaner. USP2004046716264.
  2. Dottermans Jos (Bertem BEX). Air filter assembly and method of putting filter element in same. USP1990084950317.
  3. Dungs Guenter,DEX ; Fischer Peter,DEX ; Moessinger Klaus,DEX ; Thaller Guenter,ATX. Air filter with scaling bead freely movable in the radial direction. USP1998035730769.
  4. Madeira, Pedro Miguel Pereira; Neef, Pascal; Sorger, Nadine; Thalmann, Irmgard. Air filter, filter element and filter housing of an air filter. USP2017089726123.
  5. LeBlanc James A. (Eden Prairie MN) Durre Reynold F. (Eden Prairie MN). Air filtering apparatus. USP1987114704144.
  6. Chuang, Shih-Chieh. Circular cylinder air filter. USP2014108864864.
  7. Alex George Hunter GB. Coalescing filters. USP2002076419721.
  8. Machado, Joseph. Disposable air filter. USP1991085037460.
  9. Ham,Sangsun. Disposable filter cartridge. USP2006016991112.
  10. Liu Li H.. Dual filter assembly for a vacuum cleaner. USP2000086110248.
  11. Erdmannsdrfer Hans (Ludwigsburg DEX). Dual-element filter cartridge for air intake filters designed for a dusty environment. USP1986104619674.
  12. Caronia Anthony J. (East Greenwich RI) Rucinski Kevin J. (Coventry RI) Cote ; Jr. Edmond H. (Warren RI) Gabrielson Robert (North Smithfield RI) Johnson Alan B. (Attleboro RI) Ruddy Lawrence A. (Pawtu. Filter & process for manufacturing filters using material cured by ultraviolet radiation for end caps. USP1991075028330.
  13. Kuban Daniel P. (Oak Ridge TN) Singletary B. Huston (Oak Ridge TN) Evans John H. (Rockwood TN). Filter apparatus. USP1984074459140.
  14. Rotheiser Jordan ; Barrett Kenneth B. ; Amr Yehia Mahmoud. Filter apparatus. USP1999085935281.
  15. Haynam, Travis; Stehlin, Matt; Haglund, Cathy. Filter cleaning system and method. USP2017089718018.
  16. Haynam, Travis; Stehlin, Matt; Haglund, Cathy. Filter cleaning system and method. USP2014108864913.
  17. Bartel, Frank; Holzwarth, Marcel; Weller, Matthias. Filter element and filter assembly. USP2016109463405.
  18. Kaufmann, Michael; Ruhland, Klaus-Dieter. Filter element and housing for a filter element. USP2015129205360.
  19. Haynam, Travis; Trame, Steve. Filter element arrangement and end cap interface feature. USP2013078486172.
  20. Haynam, Travis; Zorb, Brad; Foust, Dave. Filter element arrangement and portable air cleaner incorporating same. USP2013048430941.
  21. Basten Aaron K. (Solon IA) Claassen Robert W. (Swisher IA). Filter system for a fluid bed granulator/dryer. USP1990094953308.
  22. Robert C. Berfield ; Robert Lent Crevling. Fitting for vacuum bags. USP2002096451078.
  23. Quick Nathaniel R. ; Li Tao ; Malanga Robert. Fluid filter and method of making. USP2000086096212.
  24. Nathaniel R. Quick ; Tao Li ; Robert Malanga. Gas burner assembly and method of making. USP2002086435861.
  25. Berisha, Bashkim; Stegmüller, Matthias; Stehlig, Jürgen; Waibel, Hans. Gas filter insert. USP2013108551205.
  26. Milligan, Michael A.; Mooney, Patrick W.; Shen, Xianyao; Kimball, Ted A.; Walker, Andrew. Hand-held cordless vacuum cleaner. USP2013108549704.
  27. Milligan, Michael A.; Mooney, Patrick W.; Shen, Xianyao; Kimball, Ted A.; Walker, Andrew. Hand-held cordless vacuum cleaner. USP2010127845046.
  28. Quick Nathaniel R. ; Malanga Robert ; Smolowitz Matthew M.. Method of making a seal. USP2001126329625.
  29. Quick, Nathaniel R.; Malanga, Robert; Smolowitz, Matthew M.. Seal for filter element. USP2003116652615.
  30. Sessions, Robert Jacob; Domenech, Martin P.; Keener, James A.; Spanks, Jr., William A.. Systems and methods for air intake filter assemblies. USP2014088801825.
  31. Outterside W. Mark. Two element filter bag. USP1999065910247.
  32. Robert C. Berfield ; Li H. Liu. Vacuum cleaner filter assembly. USP2002086440191.
  33. Rowntree, David; Pears, Barry. Vacuum cleaner filter cleaning mechanisms. USP2011108032984.
  34. Liu Li H.. Vacuum cleaner having a dual filter assembly. USP2000096113663.