the connections of the pistons being at the outer ends of the cylinders

Patents Grantslast 30 patents

  • Information Patent Grant

    Wind energy system with fluid-working machine with non-symmetric ac...

    • Patent number 8,074,450
    • Issue date Dec 13, 2011
    • General Electric Company
    • Jacob Johannes Nies
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Hydromechanical variable speed transmission

    • Patent number 7,942,778
    • Issue date May 17, 2011
    • Geoffrey Allan Williames
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Hydrostatic-mechanical transmission

    • Patent number 7,814,813
    • Issue date Oct 19, 2010
    • ZF Friedrichshafen AG
    • Jurgen Legner
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydrostatic-mechanical transmission

    • Patent number 7,703,352
    • Issue date Apr 27, 2010
    • ZF Friedrichshafen AG
    • Jurgen Legner
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Polyphase hydraulic drive system

    • Patent number 7,464,549
    • Issue date Dec 16, 2008
    • Borealis Technical Limited
    • Jonathan Sidney Edelson
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Polyphase hydraulic drive system

    • Patent number 6,837,141
    • Issue date Jan 4, 2005
    • Borealis Technical Limited
    • Jonathan Sidney Edelson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Radial piston hydromechanical continuously variable transmission

    • Patent number 6,569,049
    • Issue date May 27, 2003
    • Folsom Technologies, Inc.
    • Lawrence R. Folsom
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Slipper guide for a hydrostatic transmission

    • Patent number 5,400,594
    • Issue date Mar 28, 1995
    • Tecumseh Products Company
    • Dale I. Hayens
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Bevel gear load balance in a hydrostatic transmission

    • Patent number 5,392,603
    • Issue date Feb 28, 1995
    • Tecumseh Products Company
    • Dale I. Havens
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Bevel gear support with fluid bearings for radial piston hydrostati...

    • Patent number 5,279,185
    • Issue date Jan 18, 1994
    • Unipat AG
    • George D. M. Arnold
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Hydrostatic track ring snubber

    • Patent number 5,239,827
    • Issue date Aug 31, 1993
    • Tecumseh Products Company
    • Dale I. Havens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydrodynamic variator of velocity having radial pistons

    • Patent number 5,228,290
    • Issue date Jul 20, 1993
    • Var-Spe S.p.A.
    • Giuseppe Speggiorin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydrostatic transaxle

    • Patent number 5,177,967
    • Issue date Jan 12, 1993
    • Tecumseh Products Company
    • Roland L. von Kaler
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Hydrostatic transmission and relief valve therefor

    • Patent number 5,136,845
    • Issue date Aug 11, 1992
    • Eaton Corporation
    • Wayne D. Woodley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Neutral shifting mechanism for hydrostatic transmission

    • Patent number 5,042,252
    • Issue date Aug 27, 1991
    • Unipat AG
    • Dale I. Havens
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydrostatically operated continuously variable transmission

    • Patent number 4,914,914
    • Issue date Apr 10, 1990
    • Honda Giken Kogyo Kabushiki Kaisha
    • Kazuo Inoue
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rotary hydrostatic machines or transmissions

    • Patent number 4,843,818
    • Issue date Jul 4, 1989
    • Christian H. Thoma
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Variable speed power-transmitting system

    • Patent number 4,747,269
    • Issue date May 31, 1988
    • Constant V. David
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rotary hydrostatic machines or transmissions

    • Patent number 4,691,512
    • Issue date Sep 8, 1987
    • Unipat AG
    • Christian H. Thoma
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3165069

    • Patent number 3,165,069
    • Issue date Jan 12, 1965
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3107622

    • Patent number 3,107,622
    • Issue date Oct 22, 1963
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2812638

    • Patent number 2,812,638
    • Issue date Nov 12, 1957
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2662374

    • Patent number 2,662,374
    • Issue date Dec 15, 1953
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2639586

    • Patent number 2,639,586
    • Issue date May 26, 1953
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2587866

    • Patent number 2,587,866
    • Issue date Mar 4, 1952
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2585574

    • Patent number 2,585,574
    • Issue date Feb 12, 1952
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2571561

    • Patent number 2,571,561
    • Issue date Oct 16, 1951
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2386459

    • Patent number 2,386,459
    • Issue date Oct 9, 1945
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2381741

    • Patent number 2,381,741
    • Issue date Aug 7, 1945
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2260859

    • Patent number 2,260,859
    • Issue date Oct 28, 1941
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    WIND ENERGY SYSTEM WITH FLUID-WORKING MACHINE WITH NON-SYMMETRIC AC...

    • Publication number 20100040470
    • Publication date Feb 18, 2010
    • Jacob Johannes Nies
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    HYDROSTATIC-MECHANICAL TRANSMISSION

    • Publication number 20080070734
    • Publication date Mar 20, 2008
    • ZF Friedrichshafen AG
    • Jurgen LEGNER
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    HYDROSTATIC-MECHANICAL TRANSMISSION

    • Publication number 20080070735
    • Publication date Mar 20, 2008
    • ZF Friedrichshafen AG
    • Jurgen LEGNER
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Hydromechanical Variable Speed Transmission

    • Publication number 20070249454
    • Publication date Oct 25, 2007
    • Geoffrey Allan Williames
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Hydraulic transmission device

    • Publication number 20030084664
    • Publication date May 8, 2003
    • Chien-Chin Yeh
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Integral filter for hydrostatic transmission

    • Publication number 20030061901
    • Publication date Apr 3, 2003
    • EATON CORPORATION
    • Jerry L. Carlson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...