TREA

with electrical locks

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Industry

  • CPC
  • B61L19/14
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B61Railways B61LGUIDING RAILWAY TRAFFIC ENSURING THE SAFETY OF RAILWAY TRAFFIC B61L19/00Arrangements for interlocking between points and signals by means of a single interlocking device

Current Industry

B61L19/14with electrical locks
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Interlocking protection device for turnout switching and turnout sy...
    • Patent number 11,305,794
    • Issue date Apr 19, 2022
    • BYD Company Limited
    • Yue Fang
    • B61 - RAILWAYS
  • Information Patent Grant

    Control system for railroads
    • Patent number 3,976,272
    • Issue date Aug 24, 1976
    • General Signal Corporation
    • John R. Murray
    • B61 - RAILWAYS
  • Information Patent Grant

    3176127
    • Patent number 3,176,127
    • Issue date Mar 30, 1965
    • B61 - RAILWAYS
  • Information Patent Grant

    2896068
    • Patent number 2,896,068
    • Issue date Jul 21, 1959
    • B61 - RAILWAYS
  • Information Patent Grant

    2870299
    • Patent number 2,870,299
    • Issue date Jan 20, 1959
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2847526
    • Patent number 2,847,526
    • Issue date Aug 12, 1958
    • B61 - RAILWAYS
  • Information Patent Grant

    2786904
    • Patent number 2,786,904
    • Issue date Mar 26, 1957
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2720640
    • Patent number 2,720,640
    • Issue date Oct 11, 1955
    • B61 - RAILWAYS
  • Information Patent Grant

    2702321
    • Patent number 2,702,321
    • Issue date Feb 15, 1955
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2695339
    • Patent number 2,695,339
    • Issue date Nov 23, 1954
    • B61 - RAILWAYS
  • Information Patent Grant

    2595083
    • Patent number 2,595,083
    • Issue date Apr 29, 1952
    • B61 - RAILWAYS
  • Information Patent Grant

    2454702
    • Patent number 2,454,702
    • Issue date Nov 23, 1948
    • B61 - RAILWAYS
  • Information Patent Grant

    2360998
    • Patent number 2,360,998
    • Issue date Oct 24, 1944
    • B61 - RAILWAYS
  • Information Patent Grant

    2305185
    • Patent number 2,305,185
    • Issue date Dec 15, 1942
    • B61 - RAILWAYS
  • Information Patent Grant

    2295301
    • Patent number 2,295,301
    • Issue date Sep 8, 1942
    • B61 - RAILWAYS
  • Information Patent Grant

    2289736
    • Patent number 2,289,736
    • Issue date Jul 14, 1942
    • B61 - RAILWAYS
  • Information Patent Grant

    2244326
    • Patent number 2,244,326
    • Issue date Jun 3, 1941
    • B61 - RAILWAYS
  • Information Patent Grant

    2217526
    • Patent number 2,217,526
    • Issue date Oct 8, 1940
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2197692
    • Patent number 2,197,692
    • Issue date Apr 16, 1940
    • B61 - RAILWAYS
  • Information Patent Grant

    2193906
    • Patent number 2,193,906
    • Issue date Mar 19, 1940
    • B61 - RAILWAYS
  • Information Patent Grant

    2150838
    • Patent number 2,150,838
    • Issue date Mar 14, 1939
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    2149226
    • Patent number 2,149,226
    • Issue date Feb 28, 1939
    • B61 - RAILWAYS
  • Information Patent Grant

    2145798
    • Patent number 2,145,798
    • Issue date Jan 31, 1939
    • B61 - RAILWAYS
  • Information Patent Grant

    2121798
    • Patent number 2,121,798
    • Issue date Jun 28, 1938
    • B61 - RAILWAYS
  • Information Patent Grant

    2097800
    • Patent number 2,097,800
    • Issue date Nov 2, 1937
    • B61 - RAILWAYS
  • Information Patent Grant

    2094134
    • Patent number 2,094,134
    • Issue date Sep 28, 1937
    • B61 - RAILWAYS
  • Information Patent Grant

    2091155
    • Patent number 2,091,155
    • Issue date Aug 24, 1937
    • B61 - RAILWAYS
  • Information Patent Grant

    2049397
    • Patent number 2,049,397
    • Issue date Jul 28, 1936
    • B61 - RAILWAYS
  • Information Patent Grant

    2046143
    • Patent number 2,046,143
    • Issue date Jun 30, 1936
    • B61 - RAILWAYS
  • Information Patent Grant

    2042659
    • Patent number 2,042,659
    • Issue date Jun 2, 1936
    • B61 - RAILWAYS

Patents Applicationslast 30 patents