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Mathias Konrad

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  • Troisdorf, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lock for securing a coupling sleeve
    • Patent number 5,318,375
    • Issue date Jun 7, 1994
    • Jean Walterscheid GmbH
    • Hubert G. Entrup
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Threaded swivel connector
    • Patent number 5,052,724
    • Issue date Oct 1, 1991
    • Jean Walterscheid GmbH
    • Mathias Konrad
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pre-assembly muff for the cutting or clamping ring of a pipe coupling
    • Patent number 4,958,859
    • Issue date Sep 25, 1990
    • Jean Walterscheid GmbH
    • Mathias Konrad
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method and apparatus for securing a connector to a pipe
    • Patent number 4,791,716
    • Issue date Dec 20, 1988
    • Jean Walterscheid GmbH
    • Mathias Konrad
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Threaded pipe connector
    • Patent number 4,568,114
    • Issue date Feb 4, 1986
    • Jean Walterscheid GmbH
    • Mathias Konrad
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Overload clutch with vibration protection mechanism
    • Patent number 4,538,715
    • Issue date Sep 3, 1985
    • Jean Walterscheid GmbH
    • Mathias Konrad
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Adjustable friction clutch
    • Patent number 4,501,570
    • Issue date Feb 26, 1985
    • Jean Walterscheid GmbH
    • Mathias Konrad
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Lubricated wide angle joint
    • Patent number 4,490,125
    • Issue date Dec 25, 1984
    • Jean Walterscheid GmbH
    • Mathias Konrad
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Torque-limiting clutch
    • Patent number 4,468,206
    • Issue date Aug 28, 1984
    • Jean Walterscheid GmbH
    • Paul Herchenbach
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Coupling device for drive shafts
    • Patent number 4,464,077
    • Issue date Aug 7, 1984
    • Jean Walterscheid GmbH
    • Paul Herchenbach
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Lubricated wide angle universal joint
    • Patent number 4,464,136
    • Issue date Aug 7, 1984
    • Jean Walterscheid GmbH
    • Mathias Konrad
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...