TREA

with the dipper-arm or boom rotatable about its longitudinal axis

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Industry

  • CPC
  • E02F3/303
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Parent Industries

EFIXED CONSTRUCTIONS E02Hydraulic engineering E02FDREDGING SOIL-SHIFTING E02F3/00Dredgers Soil-shifting machines

Current Industry

E02F3/303with the dipper-arm or boom rotatable about its longitudinal axis
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Shovel having boom raising assisting function using attachment info...
    • Patent number 11,619,030
    • Issue date Apr 4, 2023
    • Sumitomo(S.H.I) Construction Machinery Co., Ltd.
    • Youji Misaki
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Excavator having rotatable arm
    • Patent number 11,142,881
    • Issue date Oct 12, 2021
    • Young Gil Kim
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Boom system for breaking and manouevring oversize material
    • Patent number 11,111,648
    • Issue date Sep 7, 2021
    • McQuaid Engineering Ltd
    • Paul McQuaid
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Working device
    • Patent number 10,640,948
    • Issue date May 5, 2020
    • Takeuchi Mfg. Co., Ltd.
    • Akihiro Ishiai
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Device for controlling at least one attachment
    • Patent number 5,625,967
    • Issue date May 6, 1997
    • J urgen Kulle
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Method for controlling a hydraulic excavator
    • Patent number 5,363,304
    • Issue date Nov 8, 1994
    • Shin Caterpillar Mitsubishi, Ltd.
    • Katsusuke Awano
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Rotary actuator with annular fluid coupling rotatably mounted to shaft
    • Patent number 5,267,504
    • Issue date Dec 7, 1993
    • Paul P. Weyer
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Rotating boom
    • Patent number 5,261,542
    • Issue date Nov 16, 1993
    • Allied Steel & Tractor Products, Inc.
    • Malcolm G. Robbie
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Rotary dipper stick
    • Patent number 5,158,420
    • Issue date Oct 27, 1992
    • Paul P. Weyer
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Rotary dipper stick
    • Patent number 5,071,310
    • Issue date Dec 10, 1991
    • Paul P. Weyer
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Excavator arm
    • Patent number 5,054,990
    • Issue date Oct 8, 1991
    • Karl Schaeff GmbH & Co.
    • Hans Schaeff
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Rotary dipper stick
    • Patent number 4,952,116
    • Issue date Aug 28, 1990
    • Paul P. Weyer
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Rotary dipper stick
    • Patent number 4,950,127
    • Issue date Aug 21, 1990
    • Paul P. Weyer
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Control device for a power shovel
    • Patent number 4,889,466
    • Issue date Dec 26, 1989
    • Kabushiki Kaisha Komatsu Seisakusho
    • Hideo Jindai
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Inserted supporting means for worktables
    • Patent number 4,784,194
    • Issue date Nov 15, 1988
    • Trumpf GmbH & Co.
    • Stefan Danner
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Rock saw unit for hard rock earth formations
    • Patent number 4,640,551
    • Issue date Feb 3, 1987
    • Edward N. Marten
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Method and apparatus for cutting a trench through rock-like material
    • Patent number 4,542,940
    • Issue date Sep 24, 1985
    • H. B. Zachry Co.
    • Edward N. Marten
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic excavator
    • Patent number 4,393,607
    • Issue date Jul 19, 1983
    • Kabushiki Kaisha Komatsu Seisakusho
    • Katsu Hirosawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Backhoe excavating apparatus
    • Patent number 4,274,797
    • Issue date Jun 23, 1981
    • David B. Coon
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Machine comprising a rotatable boom assembly
    • Patent number 4,274,796
    • Issue date Jun 23, 1981
    • Alexander Shand Services Limited
    • Raymond J. Phillips
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Backhoe with multi-movement capabilities
    • Patent number 4,122,959
    • Issue date Oct 31, 1978
    • Caterpillar Tractor Co.
    • Robert N. Stedman
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Backhoe with multi-movement capabilities
    • Patent number 4,049,139
    • Issue date Sep 20, 1977
    • Caterpillar Tractor Co.
    • Robert N. Stedman
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Material handling apparatus
    • Patent number 3,960,285
    • Issue date Jun 1, 1976
    • The Warner & Swasey Company
    • John W. Gano
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Material handling apparatus
    • Patent number 3,954,196
    • Issue date May 4, 1976
    • The Warner & Swasey Company
    • John W. Gano
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3871538
    • Patent number 3,871,538
    • Issue date Mar 18, 1975
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3828917
    • Patent number 3,828,917
    • Issue date Aug 13, 1974
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3739894
    • Patent number 3,739,894
    • Issue date Jun 19, 1973
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3664527
    • Patent number 3,664,527
    • Issue date May 23, 1972
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3612609
    • Patent number 3,612,609
    • Issue date Oct 12, 1971
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3559802
    • Patent number 3,559,802
    • Issue date Feb 2, 1971
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    EXCAVATING MACHINE
    • Publication number 20250067017
    • Publication date Feb 27, 2025
    • KYUNGWONTECH CO., LTD.
    • Kyeongrae JEONG
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    DIPPER HANDLE ASSEMBLY
    • Publication number 20230193584
    • Publication date Jun 22, 2023
    • Caterpillar Global Mining LLC
    • Cristian ZAHARIA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    SHOVEL
    • Publication number 20190390444
    • Publication date Dec 26, 2019
    • SUMITOMO(S.H.I.) CONSTRUCTION MACHINERY CO., LTD.
    • Youji MISAKI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    A Boom System for Manouevring Oversize Material
    • Publication number 20190100898
    • Publication date Apr 4, 2019
    • MCQUAID ENGINEERING LTD
    • PAUL MCQUAID
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    EXCAVATOR HAVING ROTATABLE ARM
    • Publication number 20180223499
    • Publication date Aug 9, 2018
    • Young Gil KIM
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    EXCAVATOR ARM HAVING ROTATION DEVICE
    • Publication number 20180038064
    • Publication date Feb 8, 2018
    • KYUNGWONTECH CO., LTD.
    • Kyungrae Jung
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING