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Siegfried Zenker

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  • Kirchseeon, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic valve arrangement
    • Patent number 8,528,460
    • Issue date Sep 10, 2013
    • Sauer-Danfoss ApS
    • Thorkild Christensen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Valve arrangement
    • Patent number 8,444,110
    • Issue date May 21, 2013
    • Danfoss A/S
    • Verner Smidt
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydraulic valve arrangement
    • Patent number 8,020,583
    • Issue date Sep 20, 2011
    • Sauer-Danfoss ApS
    • Thorkild Christensen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic valve arrangement
    • Patent number 7,975,598
    • Issue date Jul 12, 2011
    • Sauer-Danfoss ApS
    • Thorkild Christensen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic valve arrangement
    • Patent number 7,770,596
    • Issue date Aug 10, 2010
    • Sauer-Danfoss ApS
    • Thorkild Christensen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic valve arrangement
    • Patent number 6,971,407
    • Issue date Dec 6, 2005
    • Sauer-Danfoss ApS
    • Thorkild Christensen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic valve system
    • Patent number 6,854,270
    • Issue date Feb 15, 2005
    • Sauer-Danfoss ApS
    • Siegfried Zenker
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic valve system
    • Patent number 6,805,161
    • Issue date Oct 19, 2004
    • Sauer-Danfoss ApS
    • Siegfried Zenker
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic dual circuit steering system
    • Patent number 6,712,176
    • Issue date Mar 30, 2004
    • Sauer-Danfoss Holding A/S
    • Siegfried Zenker
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Hydraulic valve arrangement
    • Patent number 6,499,505
    • Issue date Dec 31, 2002
    • Sauer-Danfoss (Nordborg) A/S
    • Siegfried Zenker
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic line coupling arrangement
    • Patent number 6,490,963
    • Issue date Dec 10, 2002
    • Sauer-Danfoss (Nordborg) A/S
    • Poul Ennemark
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic valve arrangement with locking function
    • Patent number 6,427,721
    • Issue date Aug 6, 2002
    • Sauer-Danfoss (Nordberg) A/S
    • Siegfried Zenker
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic valve arrangement with locking and floating function
    • Patent number 6,220,289
    • Issue date Apr 24, 2001
    • Danfoss Fluid Power A/S
    • Siegfried Zenker
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Three-way or multi-way valve
    • Patent number 5,979,498
    • Issue date Nov 9, 1999
    • Danfoss A/S
    • Siegfried Zenker
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Two-way seat-type valve
    • Patent number 5,947,441
    • Issue date Sep 7, 1999
    • Danfoss A/S
    • Siegfried Zenker
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Control valve
    • Patent number 5,647,394
    • Issue date Jul 15, 1997
    • Danfoss A/S
    • Anders Valbj.o slashed.rn
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Pressure control valve
    • Patent number 5,337,778
    • Issue date Aug 16, 1994
    • Danfoss A/S
    • Svend E. Thomsen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic circuit
    • Patent number 5,323,687
    • Issue date Jun 28, 1994
    • Danfors A/S
    • Siegfried Zenker
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic control valve with pressure sensing means
    • Patent number 4,981,159
    • Issue date Jan 1, 1991
    • Danfoss A/S
    • Thorkild Christensen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Damping arrangement for damping the oscillations of valve controlle...
    • Patent number 4,955,194
    • Issue date Sep 11, 1990
    • Danfoss A/S
    • Thorkild Christensen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDRAULIC VALVE ARRANGEMENT
    • Publication number 20110204267
    • Publication date Aug 25, 2011
    • Sauer-Danfoss ApS
    • Thorkild Christensen
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    VALVE ARRANGEMENT
    • Publication number 20110000555
    • Publication date Jan 6, 2011
    • Danfoss A/S
    • Verner Smidt
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    HYDRAULIC VALVE ARRANGEMENT
    • Publication number 20080245222
    • Publication date Oct 9, 2008
    • Sauer-Danfoss ApS
    • Thorkild Christensen
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC VALVE ARRANGEMENT
    • Publication number 20080224073
    • Publication date Sep 18, 2008
    • Sauer-Danfoss ApS
    • Thorkild Christensen
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC VALVE ARRANGEMENT
    • Publication number 20080223456
    • Publication date Sep 18, 2008
    • Sauer-Danfoss ApS
    • Thorkild Christensen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic valve arrangement
    • Publication number 20040163719
    • Publication date Aug 26, 2004
    • Sauer-Danfoss (Nordborg) A/S
    • Thorkild Christensen
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic valve system
    • Publication number 20030205278
    • Publication date Nov 6, 2003
    • Sauer-Danfoss (Nordborg) A/S
    • Siegfried Zenker
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic valve system
    • Publication number 20030205279
    • Publication date Nov 6, 2003
    • Sauer-Danfoss (Nordborg) A/S
    • Siegfried Zenker
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic valve system
    • Publication number 20030205128
    • Publication date Nov 6, 2003
    • Sauer-Danfoss (Nordborg) A/S
    • Siegfried Zenker
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic valve arrangement
    • Publication number 20020029810
    • Publication date Mar 14, 2002
    • Sauer-Danfoss (Nordborg A/S)
    • Siegfried Zenker
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Hydraulic line coupling arrangement
    • Publication number 20020000158
    • Publication date Jan 3, 2002
    • Poul Ennemark
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Hydraulic dual circuit steering system
    • Publication number 20010004032
    • Publication date Jun 21, 2001
    • Siegfried Zenker
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS