TREA

Non-dismountable rail joints Welded joints

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Industry

  • CPC
  • E01B11/44
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Parent Industries

EFIXED CONSTRUCTIONS E01Road, railway construction E01BPERMANENT WAY PERMANENT-WAY TOOLS MACHINES FOR MAKING RAILWAYS OF ALL KINDS E01B11/00Rail joints

Current Industry

E01B11/44Non-dismountable rail joints Welded joints
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Welding unit and method for welding rails of a track
    • Patent number 11,717,908
    • Issue date Aug 8, 2023
    • Plasser & Theurer Export von Bahnbaumaschinen Gesellschaft m.b.H.
    • Heinz Muehlleitner
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Rail welding unit with eccentric cam driven clamping levers
    • Patent number 10,570,573
    • Issue date Feb 25, 2020
    • Plasser & Theurer Export von Bahnbaumaschinen Gesellschaft m.b.H.
    • Heinz Muehlleitner
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Apparatus and method for rail head improvement
    • Patent number 10,519,610
    • Issue date Dec 31, 2019
    • L.B. Foster Company
    • Korhan Ciloglu
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Method and mould for welding the ends of two rail portions
    • Patent number 10,011,956
    • Issue date Jul 3, 2018
    • SNCF RESEAU
    • Arnaud Lorieux
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Method to form a rail joint, and a rail joint
    • Patent number 9,695,555
    • Issue date Jul 4, 2017
    • Konecranes Global Corporation
    • Kari Mäenpää
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Welding structure with double-inclined surface of no bumping and no...
    • Patent number 9,163,361
    • Issue date Oct 20, 2015
    • JILIN UNIVERSITY
    • Yuquan Song
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Rail welding apparatus incorporating rail restraining device, weld...
    • Patent number 6,787,726
    • Issue date Sep 7, 2004
    • Holland LP
    • Richard L. Thelen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Heat source for rail expansion
    • Patent number 6,460,535
    • Issue date Oct 8, 2002
    • Forrest Paint Company
    • Stephen E. Nisewander
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Rail welding apparatus incorporating rail restraining device, weld...
    • Patent number 6,396,020
    • Issue date May 28, 2002
    • Holland Company
    • Richard L. Thelen
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Railroad frog for switch points and crossings
    • Patent number 6,340,140
    • Issue date Jan 22, 2002
    • Oswald Lochschmidt
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Demolder
    • Patent number 5,323,709
    • Issue date Jun 28, 1994
    • ESCO Equipment Service Company
    • Thomas E. Dickey
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Process for producing a crossing frog with a moving point
    • Patent number 5,133,522
    • Issue date Jul 28, 1992
    • Cogifer (CIE Generale d'Installations Ferroviares), S.A.
    • Gerard Testart
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Crossing frog with a moving point
    • Patent number 5,082,214
    • Issue date Jan 21, 1992
    • Cogifer (Cie Generale d'Installations Ferroviaires), S.A.
    • Gerard Testart
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Process for producing a crossing frog with a moving point
    • Patent number 5,042,755
    • Issue date Aug 27, 1991
    • Cogifer (Cie Generale d'Installations Ferroviaires)
    • Gerard Testart
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Aligning rail ends for welding
    • Patent number 4,674,730
    • Issue date Jun 23, 1987
    • Roberts; Jeff
    • Jeff Roberts
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Method and device for fabricating insulated joints for railroad tracks
    • Patent number 4,464,831
    • Issue date Aug 14, 1984
    • Klockner-Werke Aktiengesellschaft
    • Lothar Weber
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    3729135
    • Patent number 3,729,135
    • Issue date Apr 24, 1973
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3456333
    • Patent number 3,456,333
    • Issue date Jul 22, 1969
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3166249
    • Patent number 3,166,249
    • Issue date Jan 19, 1965
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    3139364
    • Patent number 3,139,364
    • Issue date Jun 30, 1964
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    3100080
    • Patent number 3,100,080
    • Issue date Aug 6, 1963
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2966309
    • Patent number 2,966,309
    • Issue date Dec 27, 1960
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2657863
    • Patent number 2,657,863
    • Issue date Nov 3, 1953
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2633302
    • Patent number 2,633,302
    • Issue date Mar 31, 1953
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2238836
    • Patent number 2,238,836
    • Issue date Apr 15, 1941
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2193726
    • Patent number 2,193,726
    • Issue date Mar 12, 1940
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2181408
    • Patent number 2,181,408
    • Issue date Nov 28, 1939
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2166654
    • Patent number 2,166,654
    • Issue date Jul 18, 1939
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2128770
    • Patent number 2,128,770
    • Issue date Aug 30, 1938
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2104157
    • Patent number 2,104,157
    • Issue date Jan 4, 1938
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents