TREA

Walking gears moving the dredger forward step-by-step

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  • CPC
  • E02F9/04
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Parent Industries

EFIXED CONSTRUCTIONS E02Hydraulic engineering E02FDREDGING SOIL-SHIFTING E02F9/00Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00

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E02F9/04Walking gears moving the dredger forward step-by-step
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Automatic walking for a load transporting apparatus
    • Patent number 10,889,961
    • Issue date Jan 12, 2021
    • Entro Industries, Inc.
    • Brian Unger
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Eccentric assembly for walking mechanism
    • Patent number 9,976,281
    • Issue date May 22, 2018
    • Caterpillar Global Mining LLC
    • Erik A. Goslawski
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Fabricated eccentric for drag line excavator walking mechanisms
    • Patent number 9,027,438
    • Issue date May 12, 2015
    • Warfab Industries, Inc.
    • Maurice Wayne Thomas
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Drive assembly, carriage and conveyor and method
    • Patent number 8,978,793
    • Issue date Mar 17, 2015
    • Yeti Developments B.V.
    • Kees Jan Leijen
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Self advancing mining sled
    • Patent number 6,267,191
    • Issue date Jul 31, 2001
    • David Allyn Hettinger
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Dragline walking mechanism with improved planetary transmission
    • Patent number 6,067,734
    • Issue date May 30, 2000
    • Harnischfeger Technologies, Inc.
    • Harvey J. Kallenberger
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Dragline including improved walking mechanism
    • Patent number 5,603,174
    • Issue date Feb 18, 1997
    • Harnischfeger Corporation
    • Harvey J. Kallenberger
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Dragline with improved pinion shaft mounting
    • Patent number 5,600,905
    • Issue date Feb 11, 1997
    • Harnischfeger Corporation
    • Harvey J. Kallenberger
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Swinging arm
    • Patent number 5,353,886
    • Issue date Oct 11, 1994
    • Plustech Oy
    • Marko Paakkunainen
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Apparatus for drive component disconnection
    • Patent number 5,245,882
    • Issue date Sep 21, 1993
    • Harnischfeger Corporation
    • Harvey J. Kallenberger
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Lifting stool for a support tub of a dragline excavating machine
    • Patent number 5,154,013
    • Issue date Oct 13, 1992
    • Harnischfeger Corporation
    • Harvey J. Kallenberger
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Cross-country vehicle with stepwise locomotion
    • Patent number 5,137,101
    • Issue date Aug 11, 1992
    • Hans Schaeff
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Stepping vehicle
    • Patent number 4,790,400
    • Issue date Dec 13, 1988
    • Eric Sheeter
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Water-bottom rubbles leveling apparatus
    • Patent number 4,510,705
    • Issue date Apr 16, 1985
    • Kabushiki Kaisha Komatsu Seisakusho
    • Yoshitane Ishino
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Oversized tub for a walking dragline
    • Patent number 4,406,339
    • Issue date Sep 27, 1983
    • Olympus Optical Company Limited
    • Kieran O. Spencer
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Dredging or excavating machine for marshes or canals
    • Patent number 4,310,975
    • Issue date Jan 19, 1982
    • Gilbert Bibaut
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Rolling and stepping vehicle
    • Patent number 4,265,326
    • Issue date May 5, 1981
    • Habegger; Willy
    • Ernst Lauber
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Walking drag line
    • Patent number 4,252,204
    • Issue date Feb 24, 1981
    • Varian Associates
    • John N. Bishop
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Machine for digging a trench beneath a submerged pipeline
    • Patent number 4,149,326
    • Issue date Apr 17, 1979
    • Saipem S.p.A.
    • Giovanni Rosa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Excavator having adjustable wheels
    • Patent number 4,049,138
    • Issue date Sep 20, 1977
    • Ingebret Soyland
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Excavator having lifting legs and cooperating boom mounted bucket f...
    • Patent number 4,049,070
    • Issue date Sep 20, 1977
    • Ingebret Soyland
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Mount for heavy servo mechanisms
    • Patent number 4,014,399
    • Issue date Mar 29, 1977
    • Demag Aktiengesellschaft
    • Joachim Ruder
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Method and apparatus for moving an object on the bottom of a body o...
    • Patent number 3,983,707
    • Issue date Oct 5, 1976
    • Georgy Mikhailovich Lezgintsev
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3901341
    • Patent number 3,901,341
    • Issue date Aug 26, 1975
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    3871277
    • Patent number 3,871,277
    • Issue date Mar 18, 1975
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3807519
    • Patent number 3,807,519
    • Issue date Apr 30, 1974
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3792538
    • Patent number 3,792,538
    • Issue date Feb 19, 1974
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3680321
    • Patent number 3,680,321
    • Issue date Aug 1, 1972
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3673808
    • Patent number 3,673,808
    • Issue date Jul 4, 1972
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3648566
    • Patent number 3,648,566
    • Issue date Mar 14, 1972
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents