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특허 상세정보

Adjustable seal member for conduit to manhole junction

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F16J-015/10    F16L-025/00   
미국특허분류(USC) 277/101 ; 277/152 ; 277/207R ; 277/DIG ; 2
출원번호 US-0059028 (1979-07-20)
발명자 / 주소
인용정보 피인용 횟수 : 16  인용 특허 : 4

An adjustable seal member for effecting a leak-proof junction between a conduit and an opening in the sidewall of a manhole well in an underground sewer installation. The seal member, made of elastomeric material, is in the form of a flanged sleeve which is disposed about the periphery of the conduit and which is clamped over the conduit by means of a steel strap clamp. The flange is embedded in the concrete or cement of the manhole well structure in the edge of the opening in the manhole. The sleeve is adjustable to diverse conduit sizes within a range ...


In a junction between a manhole well and a conduit having a generally cylindrical peripheral surface and an end disposed within an opening in a wall of said manhole well projecting within said manhole well, a one-piece seal member having a substantially cylindrical tubular body of elastomeric material comprising a sleeve having a first end portion projecting outwardly from said opening in clamped sealed relationship to the peripheral surface of said conduit and an integral outwardly flared annular flange in sealing engagement with the edge of said openin...

이 특허를 인용한 특허 피인용횟수: 16

  1. Youngs Andrew. Double booted flexible entry boot. USP2000076086117.
  2. Youngs Andrew. Double booted flexible entry boot. USP2000116145891.
  3. Gavin Norman W. (2545 Ridge Rd. North Haven CT 06473). Embedded in concrete, elastomeric seal for pipes. USP1997025601291.
  4. Gavin Norman W. (2545 Ridge Rd. North Haven CT 06473). Embedded in concrete, elastomeric seal for pipes. USP1997055626346.
  5. Nordstrom, Daniel P.; Youngs, Andrew. Flexible entry boot. USP2003096612620.
  6. Youngs Andrew. Flexible entry boot assembly for use with a fluid containment region. USP2000066079751.
  7. Deeb, Fouad M.; Miller, Michael R.; Kurdziel, John M.; Skinner, James W.; Neuhaus, Ronald W.. Flexible seal member for non-metallic conduit to concrete manhole junction. USP2003066572118.
  8. Gauley William H.,CAX ITX L5N 3S6 ; Nichol Stacey W.,CAX. Flow meter. USP1999035877429.
  9. Gilbert Nol (282-14e Ave. La Guadeloupe ; Quebec CAX G0M 1G0). Gasket seal between sewer pipe and manhole opening. USP1986074598915.
  10. Gavin,Norman W.. Molded seal. USP2006087086652.
  11. Norman W. Gavin. Pipe seal for cast concrete. USP2002106460860.
  12. Meyers Theodore W.. Seal component for use in on-site poured concrete or plastic tank or box components of fluid distribution systems. USP1998015711536.
  13. DeFiglio, Steven Peter. Sleeve holder for utility conduit. USP2004046725611.
  14. John Mokrzycki CA; Michael Greer CA. Subterranean coupler. USP2002056386550.
  15. Patteson Wilfred Mark,CAX ; De La Poer Beresford John Henry,CAX. Universal hose connector. USP200105D441435.
  16. Wilfred Mark Patteson CA; John Henry De La Poer Beresford CA. Universal hose connector. USP200202D453817.