Wedge mechanisms for adjusting clearance between underframes and axles

Patents Grantslast 30 patents

  • Information Patent Grant

    Spring cup for a primary suspension of a rail vehicle

    • Patent number 10,421,466
    • Issue date Sep 24, 2019
    • Siemens Mobility GMBH
    • Anton Diemling
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Suspension for a rail vehicle

    • Patent number 7,798,069
    • Issue date Sep 21, 2010
    • SCT Europe Limited
    • William Alan Aitken
    • B61 - RAILWAYS
  • Information Patent Grant

    Non-metallic insert for rail car bolster wedge

    • Patent number 7,389,731
    • Issue date Jun 24, 2008
    • ASF-Keystone, Inc.
    • John W. Rudibaugh
    • B61 - RAILWAYS
  • Information Patent Grant

    Railcar adapter

    • Patent number 5,261,332
    • Issue date Nov 16, 1993
    • Unity Railway Supply Co., Inc.
    • Robert S. Grandy
    • B61 - RAILWAYS
  • Information Patent Grant

    Railcar adapter

    • Patent number 5,150,658
    • Issue date Sep 29, 1992
    • Unity Railway Supply Co., Inc.
    • Robert S. Grandy
    • B61 - RAILWAYS
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    Dual purpose wear plate

    • Patent number 4,785,740
    • Issue date Nov 22, 1988
    • General Standard Company
    • Robert S. Grandy
    • B61 - RAILWAYS
  • Information Patent Grant

    Railway truck spring height adjustment device

    • Patent number 4,505,457
    • Issue date Mar 19, 1985
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Yukio Okada
    • B61 - RAILWAYS
  • Information Patent Grant

    Railway truck spring height adjustment device

    • Patent number 4,458,605
    • Issue date Jul 10, 1984
    • The Budd Company
    • James M. Herring
    • B61 - RAILWAYS
  • Information Patent Grant

    Bolster for a railroad car truck

    • Patent number 4,357,880
    • Issue date Nov 9, 1982
    • Midland-Ross Corporation
    • Hans B. Weber
    • B61 - RAILWAYS
  • Information Patent Grant

    Welded side frame column wear plate

    • Patent number 4,316,417
    • Issue date Feb 23, 1982
    • Dresser Industries, Inc.
    • Albert E. Martin
    • B61 - RAILWAYS
  • Information Patent Grant

    Universally suspended snubbing railway axle truck

    • Patent number 4,109,586
    • Issue date Aug 29, 1978
    • British Steel Corporation
    • Alan H. Briggs
    • B61 - RAILWAYS
  • Information Patent Grant

    3841233

    • Patent number 3,841,233
    • Issue date Oct 15, 1974
    • B61 - RAILWAYS
  • Information Patent Grant

    3394662

    • Patent number 3,394,662
    • Issue date Jul 30, 1968
    • B61 - RAILWAYS
  • Information Patent Grant

    2963987

    • Patent number 2,963,987
    • Issue date Dec 13, 1960
    • B61 - RAILWAYS
  • Information Patent Grant

    2454445

    • Patent number 2,454,445
    • Issue date Nov 23, 1948
    • B61 - RAILWAYS
  • Information Patent Grant

    2250568

    • Patent number 2,250,568
    • Issue date Jul 29, 1941
    • B61 - RAILWAYS
  • Information Patent Grant

    2241315

    • Patent number 2,241,315
    • Issue date May 6, 1941
    • B61 - RAILWAYS
  • Information Patent Grant

    2224065

    • Patent number 2,224,065
    • Issue date Dec 3, 1940
    • B61 - RAILWAYS
  • Information Patent Grant

    2200174

    • Patent number 2,200,174
    • Issue date May 7, 1940
    • B61 - RAILWAYS
  • Information Patent Grant

    2089849

    • Patent number 2,089,849
    • Issue date Aug 10, 1937
    • B61 - RAILWAYS
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    1932880

    • Patent number 1,932,880
    • Issue date Oct 31, 1933
    • B61 - RAILWAYS
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    1748209

    • Patent number 1,748,209
    • Issue date Feb 25, 1930
    • B61 - RAILWAYS
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    1748340

    • Patent number 1,748,340
    • Issue date Feb 25, 1930
    • B61 - RAILWAYS
  • Information Patent Grant

    1711099

    • Patent number 1,711,099
    • Issue date Apr 30, 1929
    • B61 - RAILWAYS
  • Information Patent Grant

    1670114

    • Patent number 1,670,114
    • Issue date May 15, 1928
    • B61 - RAILWAYS
  • Information Patent Grant

    1660151

    • Patent number 1,660,151
    • Issue date Feb 21, 1928
    • B61 - RAILWAYS
  • Information Patent Grant

    1654597

    • Patent number 1,654,597
    • Issue date Jan 3, 1928
    • B61 - RAILWAYS
  • Information Patent Grant

    1645659

    • Patent number 1,645,659
    • Issue date Oct 18, 1927
    • B61 - RAILWAYS
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    1642965

    • Patent number 1,642,965
    • Issue date Sep 20, 1927
    • B61 - RAILWAYS
  • Information Patent Grant

    1635124

    • Patent number 1,635,124
    • Issue date Jul 5, 1927
    • B61 - RAILWAYS

Patents Applicationslast 30 patents