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특허 상세정보

Grip joints for plastic ducts

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F16L-025/00   
미국특허분류(USC) 285/331 ; 285/423 ; 285/903
출원번호 US-0045206 (1987-05-04)
발명자 / 주소
인용정보 피인용 횟수 : 18  인용 특허 : 9

A duct joining system for sealingly connecting plastic gas-conveying ducts is provided. The joining system comprises a receptacle attached to an end of a first duct and sealingly fastened thereto. The receptacle has a size and configuration which is adapted to mate with an end of a second duct. The second duct has a grippable surface extending along its length. The interior of the receptacle contains releasable gripping means and a sealing gasket. The gripping means engages with the surface of the second duct in order to urge the end of the second duct i...


A continuous air-tight conduit system for use in heating and cooling systems in buildings comprising: a plurality of connected rigid plastic gas-conveying ducts of standard length, the length of the conduit being adjustable to other than a multiple of said standard length, each of said ducts having an interior and an exterior surface, a receptacle integral therewith at one end thereof and the remainder of the duct having a substantially uniform cross-section and grippable means on the exterior and interior surfaces extending along the entire length there...

이 특허를 인용한 특허 피인용횟수: 18

  1. Puusaag, Jaan; Raba, Raivo; Lauringson, Taavi. Adaptor for handapplicator. USP2014058720954.
  2. Hadlock, Jr.,Leonard R.. Air duct cover and boot. USP2008067390251.
  3. Petterson Tom,SEX. Connecting device for connecting fluid conduits. USP1999095950985.
  4. Saito, Hideo; Hisada, Kazumasa; Mizuta, Fumio; Oda, Masaru; Kimura, Kenji. Coupling structure for pipe end. USP2009077559581.
  5. Brindpke Dieter (Minden DEX) Rieken Heiko (Bad Salzuflen DEX). Decanter with attached spout-handle and method of making same. USP1990064930687.
  6. Jacobson David L. ; Toas Murray S. ; Cuthbertson Thomas A. ; Storey Robert W. ; Mankell Kurt O.. Device for securing adjacent segments of fibrous glass duct work and the like and a system including said device. USP2001046213522.
  7. Bank Michael D. ; Miller Michael R.. Draft compensating coupling member. USP1998015709411.
  8. Shinners, Michael John. Duct fittings. USP2017019541222.
  9. Proctor John P.. Duct joining system. USP2001026193285.
  10. Proctor John P. ; deKieffer Robert C.. Duct joining system. USP2001086279967.
  11. Daniel Carter L.. Duct system and method. USP2001036203074.
  12. Karnes James A.. Heating duct. USP2001036196597.
  13. Kobler, Matthias; Höfle, Roland. Pipe connecting device. USP2010077748752.
  14. Foos,George J.. Pipe joint and couplers. USP2006037011345.
  15. Bank Michael D.. Pipe joint and pipe for use therewith. USP1998035730474.
  16. Boonstra, Terrence Edward. Quick connection duct system. USP2013028371619.
  17. Brady Larry V.. Self-sealing coupling connector for air ducts. USP2001116322111.
  18. Wadleigh, Robert. Spring lock culvert pipe liner. USP2013078496408.