TREA

hydraulic, including combinations with mechanical gearing

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Industry

  • CPC
  • B61C9/34
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B61Railways B61CLOCOMOTIVES MOTOR RAILCARS B61C9/00Locomotives or motor railcars characterised by the type of transmission system used Transmission systems specially adapted for locomotives or motor railcars

Current Industry

B61C9/34hydraulic, including combinations with mechanical gearing
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Hydrodynamic 2-speed hydraulic drive
    • Patent number 6,952,981
    • Issue date Oct 11, 2005
    • Voith Turbo GmbH & Co. KG
    • Wolfgang Fischer
    • B61 - RAILWAYS
  • Information Patent Grant

    Vehicle transmission with multiple torque convertors
    • Patent number 3,944,034
    • Issue date Mar 16, 1976
    • S.R.M. Hydromekanik Aktiebolag
    • Karl Gustav Ahlen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3868908
    • Patent number 3,868,908
    • Issue date Mar 4, 1975
    • B61 - RAILWAYS
  • Information Patent Grant

    3729933
    • Patent number 3,729,933
    • Issue date May 1, 1973
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3566715
    • Patent number 3,566,715
    • Issue date Mar 2, 1971
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3561367
    • Patent number 3,561,367
    • Issue date Feb 9, 1971
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3447397
    • Patent number 3,447,397
    • Issue date Jun 3, 1969
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3043162
    • Patent number 3,043,162
    • Issue date Jul 10, 1962
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2539471
    • Patent number 2,539,471
    • Issue date Jan 30, 1951
    • B61 - RAILWAYS
  • Information Patent Grant

    2265854
    • Patent number 2,265,854
    • Issue date Dec 9, 1941
    • B61 - RAILWAYS
  • Information Patent Grant

    2078128
    • Patent number 2,078,128
    • Issue date Apr 20, 1937
    • B61 - RAILWAYS

Patents Applicationslast 30 patents