Arrangements for breaking-up hard ground

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  • CPC
  • E02F5/305
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rock claw for demolition hammer

    • Patent number RE49552
    • Issue date Jun 13, 2023
    • Caterpillar Inc.
    • Jason R. Walker
  • Information Patent Grant

    Reciprocating impact hammer

    • Patent number 11,613,869
    • Issue date Mar 28, 2023
    • Terminator IP Limited
    • Angus Robson
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic percussion device and construction apparatus having the same

    • Patent number 10,857,658
    • Issue date Dec 8, 2020
    • DAEMO Engineering Co., Ltd.
    • Jin Moo Joo
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Rock claw for demolition hammer

    • Patent number 10,604,910
    • Issue date Mar 31, 2020
    • Caterpillar Inc.
    • Jason R. Walker
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Excavation system with interchangeable tools

    • Patent number 10,570,580
    • Issue date Feb 25, 2020
    • Soletanche Freyssinet
    • Michel Coudry
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Excavation assembly for use in excavator

    • Patent number 10,508,542
    • Issue date Dec 17, 2019
    • Young Dug Yoon
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Two step hydraulic breaker with automatic stroke adjustment

    • Patent number 10,472,797
    • Issue date Nov 12, 2019
    • DAEMO Engineering Co., Ltd.
    • Yong Shik Park
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Method for directionally swaying and resetting harrow teeth of roll...

    • Patent number 10,180,066
    • Issue date Jan 15, 2019
    • Suhua Liu
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Hammer tool assembly

    • Patent number 9,993,914
    • Issue date Jun 12, 2018
    • Caterpillar Inc.
    • Jayaram Gunasekaran
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Demolition hammer with reversible housing and interchangeable wear...

    • Patent number 9,630,308
    • Issue date Apr 25, 2017
    • Caterpillar Inc.
    • James G. Nickels
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Remote excavation tool

    • Patent number 9,290,905
    • Issue date Mar 22, 2016
    • The United States of America as represented by the Secretary of the Navy
    • Angel Diaz
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Demolition hammer with reversible housing and interchangeable wear...

    • Patent number 8,672,052
    • Issue date Mar 18, 2014
    • Caterpillar Inc.
    • James G. Nickels
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Hydraulic breaker assembly

    • Patent number 8,146,677
    • Issue date Apr 3, 2012
    • Jae-Mog Kim
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Crushing apparatus for demolition or similar works

    • Patent number 7,971,816
    • Issue date Jul 5, 2011
    • Corimag S.R.L.
    • Giovanni Andrina
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Subsoiling grapple rake

    • Patent number 7,086,184
    • Issue date Aug 8, 2006
    • The United States of America as represented by the Secretary of Agriculture
    • James G. Archuleta, Jr.
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Subsoiling excavator bucket

    • Patent number 7,059,072
    • Issue date Jun 13, 2006
    • The United States of America as represented by the Secretary of Agriculture
    • James G. Archuleta, Jr.
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Bucket level

    • Patent number 6,662,480
    • Issue date Dec 16, 2003
    • Timothy J. Stevens
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Cutter head with cutting members that rotate relative to each other

    • Patent number 6,003,953
    • Issue date Dec 21, 1999
    • Chia-Hsiung Huang
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Ground thaw apparatus

    • Patent number 5,441,038
    • Issue date Aug 15, 1995
    • Bruce Ohmann
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Backhoe hammer

    • Patent number 4,884,641
    • Issue date Dec 5, 1989
    • Genesee Polymers Corporation
    • Steven S. Kendall
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Wrecking apparatus

    • Patent number 4,805,707
    • Issue date Feb 21, 1989
    • Dennis W. P. Davis
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Rock breaking device

    • Patent number 4,759,412
    • Issue date Jul 26, 1988
    • James W. Brazell
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    High pressure fluid jet apparatus for cutting and removing pavement

    • Patent number 4,683,684
    • Issue date Aug 4, 1987
    • Electric Power Research Institute, Inc.
    • Gene G. Yie
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Material working machine with vibrating tool carrier

    • Patent number 4,679,337
    • Issue date Jul 14, 1987
    • Drazil; Jaromir Vaclav
    • Frederick A. Carternock
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Rock breaking apparatus

    • Patent number 4,562,974
    • Issue date Jan 7, 1986
    • Bezette; Ian G.
    • Ian G. Bezette
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Metallurgical processing vessel

    • Patent number 4,319,739
    • Issue date Mar 16, 1982
    • William M. Bailey Company
    • Lawrence Skendrovic
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Industrial metallurgical delining assembly

    • Patent number 4,239,291
    • Issue date Dec 16, 1980
    • William M. Bailey Company
    • Lawrence Skendrovic
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3809169

    • Patent number 3,809,169
    • Issue date May 7, 1974
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3729137

    • Patent number 3,729,137
    • Issue date Apr 24, 1973
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    3429382

    • Patent number 3,429,382
    • Issue date Feb 25, 1969
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

  • Information Patent Application

    RECIPROCATING IMPACT HAMMER

    • Publication number 20230279637
    • Publication date Sep 7, 2023
    • TERMINATOR IP LIMITED
    • Angus Robson
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    RECIPROCATING IMPACT HAMMER

    • Publication number 20210340722
    • Publication date Nov 4, 2021
    • TERMINATOR IP LIMITED
    • Angus Robson
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC BREAKER PROVIDED WITH AUTOMATIC LUBRICANT SUPPLY STRUCTURE

    • Publication number 20210087786
    • Publication date Mar 25, 2021
    • SOOSAN HEAVY INDUSTRIES CO., LTD.
    • Sang Woo LEE
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    ROCK CLAW FOR DEMOLITION HAMMER

    • Publication number 20190338491
    • Publication date Nov 7, 2019
    • Caterpillar Inc.
    • Jason R. Walker
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    HYDRAULIC PERCUSSION DEVICE AND CONSTRUCTION APPARATUS HAVING THE SAME

    • Publication number 20190160642
    • Publication date May 30, 2019
    • DAEMO ENGINEERING CO., LTD.
    • Jin Moo JOO
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    EXCAVATION SYSTEM WITH INTERCHANGEABLE TOOLS

    • Publication number 20180230667
    • Publication date Aug 16, 2018
    • SOLETANCHE FREYSSINET
    • Michel COUDRY
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    2 STEP AUTO STROKE TYPE HYRAULIC BREAKER

    • Publication number 20180163366
    • Publication date Jun 14, 2018
    • DAEMO ENGINEERING CO., LTD.
    • Yong Shik Park
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    HYDRAULIC BREAKER

    • Publication number 20170274516
    • Publication date Sep 28, 2017
    • AY HEAVY INDUSTRIES
    • Sung Wook JEON
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Excavator Bucket With an Internally Deployable Breaker

    • Publication number 20170037596
    • Publication date Feb 9, 2017
    • Lowell Underwood
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    DEMOLITION HAMMER WITH REVERSIBLE HOUSING AND INTERCHANGEABLE WEAR...

    • Publication number 20140144659
    • Publication date May 29, 2014
    • Caterpillar Inc.
    • James G. Nickels
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    DEMOLITION HAMMER WITH REVERSIBLE HOUSING AND INTERCHANGEABLE WEAR...

    • Publication number 20120145424
    • Publication date Jun 14, 2012
    • Caterpillar Inc.
    • James G. Nickels
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    EXCAVATION TOOL ASSEMBLY

    • Publication number 20110129306
    • Publication date Jun 2, 2011
    • GJ Tullet
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRULIC BREAKER ASSEMBLY

    • Publication number 20100139939
    • Publication date Jun 10, 2010
    • Jae-Mog Kim
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Crushing Apparatus for Demolition or Similar Works

    • Publication number 20090194619
    • Publication date Aug 6, 2009
    • Giovanni Andrina
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Breaker Tool

    • Publication number 20090108041
    • Publication date Apr 30, 2009
    • SEWOO METAL INDUSTRIAL CO., LTD.
    • Hyung-Rae JO
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Head for excavator mounted to power shovel

    • Publication number 20060012239
    • Publication date Jan 19, 2006
    • Dae Suk Engineering Co., Ltd.
    • Chan Suk Ko
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Resonant demolition tool

    • Publication number 20060000124
    • Publication date Jan 5, 2006
    • Mark Nye
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Subsoiling excavator bucket

    • Publication number 20040187364
    • Publication date Sep 30, 2004
    • James G. Archuleta
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Subsoiling grapple rake

    • Publication number 20040187365
    • Publication date Sep 30, 2004
    • James G. Archuleta
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING