Pipe joint and pipe with pipe joint

Rohranschluss und Rohr mit einem Rohranschluss

Jonction de tuyaux et tuyau avec une jonction de tuyaux


The invention provides a pipe joint and a pipe with the pipe joint. The pipe joint has a coupling element (26) of the male and the female parts, and a contact surface (28) wherein the male and the female parts (22), (24) are contacted. Adjacent to the contact surface (28) a groove (30) which contains an O ring (32) is provided wherein the O ring (32) deforms regularly under hydraulic pressure by the effect of the contact surface (28) which leads to the enhancement of the sealing capacity of the joint. The groove (30) of the joint may be provided on one of the male and the female joints (22; 24). The material may be metal, plastic, and fiber reinforced plastic. A pipe with the pipe joint can be applicable to the purpose of the invention.




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Patent Citations (3)

    Publication numberPublication dateAssigneeTitle
    GB-1503395-AMarch 08, 1978Attock Oilfield EquipPipe connector
    US-4822081-AApril 18, 1989Xl SystemsDriveable threaded tubular connection
    US-4893844-AJanuary 16, 1990Baker Hughes IncorporatedTubular coupling with ventable seal

NO-Patent Citations (0)


Cited By (4)

    Publication numberPublication dateAssigneeTitle
    DE-202008014447-U1March 18, 2010Rehau Ag + CoVerbindungsanordnung
    EP-0565957-A1October 20, 1993Friatec Ag Keramik- Und KunststoffwerkePièce de connexion pour un conduit
    EP-1659329-A1May 24, 2006Fenis Teknik Ürünler A.S.Method and device for eliminating corrosion at connection ends of heating installations, particularly aluminum panel radiators
    WO-2012081019-A3October 26, 2012Amiad Water Systems Ltd.Système de filtration et ensemble correspondant