with openings capable of discharging only outside the wheels

Industry

  • CPC
  • B61D7/08
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Patents Grantslast 30 patents

  • Information Patent Grant

    Mechanism for longitudinal door systems

    • Patent number 11,702,113
    • Issue date Jul 18, 2023
    • Trinity Rail Group, LLC
    • Lee A. Reitz
    • B61 - RAILWAYS
  • Information Patent Grant

    Mechanism for longitudinal door systems

    • Patent number 10,773,734
    • Issue date Sep 15, 2020
    • Trinity Rail Group, LLC
    • Lee A. Reitz
    • B61 - RAILWAYS
  • Information Patent Grant

    Hopper car with lading dislodgement fittings and method of operation

    • Patent number 7,921,783
    • Issue date Apr 12, 2011
    • National Steel Car Limited
    • James W. Forbes
    • B61 - RAILWAYS
  • Information Patent Grant

    Ballast discharge car

    • Patent number 7,252,039
    • Issue date Aug 7, 2007
    • BNSF Railway Company
    • John H. Bosshart
    • B61 - RAILWAYS
  • Information Patent Grant

    Railway hopper car and center sill construction therefor

    • Patent number 4,493,266
    • Issue date Jan 15, 1985
    • General American Transportation Corporation
    • Paul C. Augustine
    • B61 - RAILWAYS
  • Information Patent Grant

    Pneumatic outlet valve

    • Patent number 4,382,725
    • Issue date May 10, 1983
    • ACF Industries, Incorporated
    • Richard H. Dugge
    • B61 - RAILWAYS
  • Information Patent Grant

    Railway car side discharge door locking arrangement

    • Patent number 4,291,631
    • Issue date Sep 29, 1981
    • Pullman Incorporated
    • Willis H. Knippel
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Partitioned railway hopper car

    • Patent number 4,246,849
    • Issue date Jan 27, 1981
    • Pullman Incorporated
    • Harold E. Gramse
    • B61 - RAILWAYS
  • Information Patent Grant

    2989929

    • Patent number 2,989,929
    • Issue date Jun 27, 1961
    • B61 - RAILWAYS
  • Information Patent Grant

    2720175

    • Patent number 2,720,175
    • Issue date Oct 11, 1955
    • B61 - RAILWAYS
  • Information Patent Grant

    2471874

    • Patent number 2,471,874
    • Issue date May 31, 1949
    • B61 - RAILWAYS
  • Information Patent Grant

    2353310

    • Patent number 2,353,310
    • Issue date Jul 11, 1944
    • B61 - RAILWAYS
  • Information Patent Grant

    2186701

    • Patent number 2,186,701
    • Issue date Jan 9, 1940
    • B61 - RAILWAYS
  • Information Patent Grant

    2046040

    • Patent number 2,046,040
    • Issue date Jun 30, 1936
    • B61 - RAILWAYS
  • Information Patent Grant

    2041211

    • Patent number 2,041,211
    • Issue date May 19, 1936
    • B61 - RAILWAYS
  • Information Patent Grant

    1981714

    • Patent number 1,981,714
    • Issue date Nov 20, 1934
    • B61 - RAILWAYS
  • Information Patent Grant

    1962629

    • Patent number 1,962,629
    • Issue date Jun 12, 1934
    • B61 - RAILWAYS
  • Information Patent Grant

    1891228

    • Patent number 1,891,228
    • Issue date Dec 20, 1932
    • B61 - RAILWAYS
  • Information Patent Grant

    1840895

    • Patent number 1,840,895
    • Issue date Jan 12, 1932
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1812539

    • Patent number 1,812,539
    • Issue date Jun 30, 1931
    • B61 - RAILWAYS
  • Information Patent Grant

    1810770

    • Patent number 1,810,770
    • Issue date Jun 16, 1931
    • B61 - RAILWAYS
  • Information Patent Grant

    1694537

    • Patent number 1,694,537
    • Issue date Dec 11, 1928
    • B61 - RAILWAYS
  • Information Patent Grant

    1645587

    • Patent number 1,645,587
    • Issue date Oct 18, 1927
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    1634021

    • Patent number 1,634,021
    • Issue date Jun 28, 1927
    • B61 - RAILWAYS
  • Information Patent Grant

    1620948

    • Patent number 1,620,948
    • Issue date Mar 15, 1927
    • B61 - RAILWAYS
  • Information Patent Grant

    1617575

    • Patent number 1,617,575
    • Issue date Feb 15, 1927
    • B61 - RAILWAYS
  • Information Patent Grant

    1609807

    • Patent number 1,609,807
    • Issue date Dec 7, 1926
    • B61 - RAILWAYS
  • Information Patent Grant

    1529837

    • Patent number 1,529,837
    • Issue date Mar 17, 1925
    • B61 - RAILWAYS
  • Information Patent Grant

    1530263

    • Patent number 1,530,263
    • Issue date Mar 17, 1925
    • B61 - RAILWAYS
  • Information Patent Grant

    1517245

    • Patent number 1,517,245
    • Issue date Dec 2, 1924
    • B61 - RAILWAYS

Patents Applicationslast 30 patents