with weight counterbalancing means

Patents Grantslast 30 patents

  • Information Patent Grant

    Counterbalance for mechanical dock leveler

    • Patent number 6,125,491
    • Issue date Oct 3, 2000
    • United Dominion Industries, Inc.
    • James C. Alexander
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Front-of-dock dockboard

    • Patent number 4,501,042
    • Issue date Feb 26, 1985
    • Kelley Company
    • Mark A. DiFonzo
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Dockboard apparatus

    • Patent number 4,137,587
    • Issue date Feb 6, 1979
    • Knut T. L. Rosengren
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3806976

    • Patent number 3,806,976
    • Issue date Apr 30, 1974
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3599382

    • Patent number 3,599,382
    • Issue date Aug 17, 1971
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3596303

    • Patent number 3,596,303
    • Issue date Aug 3, 1971
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3553756

    • Patent number 3,553,756
    • Issue date Jan 12, 1971
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3526011

    • Patent number 3,526,011
    • Issue date Sep 1, 1970
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3440673

    • Patent number 3,440,673
    • Issue date Apr 29, 1969
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3413671

    • Patent number 3,413,671
    • Issue date Dec 3, 1968
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3087178

    • Patent number 3,087,178
    • Issue date Apr 30, 1963
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3075213

    • Patent number 3,075,213
    • Issue date Jan 29, 1963
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3021545

    • Patent number 3,021,545
    • Issue date Feb 20, 1962
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    3006008

    • Patent number 3,006,008
    • Issue date Oct 31, 1961
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2994894

    • Patent number 2,994,894
    • Issue date Aug 8, 1961
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2972762

    • Patent number 2,972,762
    • Issue date Feb 28, 1961
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2843865

    • Patent number 2,843,865
    • Issue date Jul 22, 1958
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2751615

    • Patent number 2,751,615
    • Issue date Jun 26, 1956
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2626411

    • Patent number 2,626,411
    • Issue date Jan 27, 1953
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2592919

    • Patent number 2,592,919
    • Issue date Apr 15, 1952
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2585695

    • Patent number 2,585,695
    • Issue date Feb 12, 1952
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    1703820

    • Patent number 1,703,820
    • Issue date Feb 26, 1929
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Dock Leveler With Reduced Face Plate

    • Publication number 20240409339
    • Publication date Dec 12, 2024
    • OVERHEAD DOOR CORPORATION
    • Dor Gamliel
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    Dock Leveler With Reinforced Lip Plate

    • Publication number 20240409340
    • Publication date Dec 12, 2024
    • OVERHEAD DOOR CORPORATION
    • Dor Gamliel
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    Dock Leveler With Maintenance Strut

    • Publication number 20240409338
    • Publication date Dec 12, 2024
    • OVERHEAD DOOR CORPORATION
    • Keith T. Kee
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    DOCK LEVELER WITH INCREASED TRACTION

    • Publication number 20240409342
    • Publication date Dec 12, 2024
    • OVERHEAD DOOR CORPORATION
    • Philip Sotak
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Dock Leveler With Stowable Lift Lever

    • Publication number 20240409341
    • Publication date Dec 12, 2024
    • OVERHEAD DOOR CORPORATION
    • Keith T. Kee
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL