about vertical axis

Industry

  • CPC
  • E01B2202/024
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rolling device for a displaceable cross frog

    • Patent number 7,063,293
    • Issue date Jun 20, 2006
    • VAE Eisenbahnsysteme Gmbh
    • Josef Leitner
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Switch point roller assist apparatus

    • Patent number 5,501,418
    • Issue date Mar 26, 1996
    • John Humphrey
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Turnout with closing frog

    • Patent number 4,948,073
    • Issue date Aug 14, 1990
    • Kadee Metal Products, Co.
    • Clarence K. Edwards
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Grooved rail switch with a tongue rail device

    • Patent number 4,634,087
    • Issue date Jan 6, 1987
    • Elektro-Thermit GmbH
    • Bernd-Joachim Kempa
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Railway switch for vignoles rails

    • Patent number 4,159,090
    • Issue date Jun 26, 1979
    • Vereinigte Osterreichische Eisen- und Stahlwerke - Alpine Montan Aktiengesell...
    • Robert Pirker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Railroad type switch

    • Patent number 4,059,054
    • Issue date Nov 22, 1977
    • Alimanestianu; Mihai
    • Mihai Alimanestianu
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    3918665

    • Patent number 3,918,665
    • Issue date Nov 11, 1975
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2583278

    • Patent number 2,583,278
    • Issue date Jan 22, 1952
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2285559

    • Patent number 2,285,559
    • Issue date Jun 9, 1942
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1443559

    • Patent number 1,443,559
    • Issue date Jan 30, 1923
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1440754

    • Patent number 1,440,754
    • Issue date Jan 2, 1923
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1440223

    • Patent number 1,440,223
    • Issue date Dec 26, 1922
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1425472

    • Patent number 1,425,472
    • Issue date Aug 8, 1922
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1411405

    • Patent number 1,411,405
    • Issue date Apr 4, 1922
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1404810

    • Patent number 1,404,810
    • Issue date Jan 31, 1922
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1399289

    • Patent number 1,399,289
    • Issue date Dec 6, 1921
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1383899

    • Patent number 1,383,899
    • Issue date Jul 5, 1921
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1380433

    • Patent number 1,380,433
    • Issue date Jun 7, 1921
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1374415

    • Patent number 1,374,415
    • Issue date Apr 12, 1921
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1371872

    • Patent number 1,371,872
    • Issue date Mar 15, 1921
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1370410

    • Patent number 1,370,410
    • Issue date Mar 1, 1921
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1367837

    • Patent number 1,367,837
    • Issue date Feb 8, 1921
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1364938

    • Patent number 1,364,938
    • Issue date Jan 11, 1921
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1362047

    • Patent number 1,362,047
    • Issue date Dec 14, 1920
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1354080

    • Patent number 1,354,080
    • Issue date Sep 28, 1920
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1347431

    • Patent number 1,347,431
    • Issue date Jul 20, 1920
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1344866

    • Patent number 1,344,866
    • Issue date Jun 29, 1920
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1340750

    • Patent number 1,340,750
    • Issue date May 18, 1920
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1338253

    • Patent number 1,338,253
    • Issue date Apr 27, 1920
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    1171621

    • Patent number 1,171,621
    • Issue date Feb 15, 1916
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

  • Information Patent Application

    MOVABLE POINT FROG

    • Publication number 20190218722
    • Publication date Jul 18, 2019
    • Jianzhong WANG
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Application

    Rolling device for a displaceable cross frog

    • Publication number 20050161555
    • Publication date Jul 28, 2005
    • Josef Leitner
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES