EP1632450A3 - Excavating or gripping tool - Google Patents

Excavating or gripping tool Download PDF

Info

Publication number
EP1632450A3
EP1632450A3 EP05018585A EP05018585A EP1632450A3 EP 1632450 A3 EP1632450 A3 EP 1632450A3 EP 05018585 A EP05018585 A EP 05018585A EP 05018585 A EP05018585 A EP 05018585A EP 1632450 A3 EP1632450 A3 EP 1632450A3
Authority
EP
European Patent Office
Prior art keywords
gripping tool
excavating
cutting edge
digging
arranged along
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP05018585A
Other languages
German (de)
French (fr)
Other versions
EP1632450B1 (en
EP1632450A2 (en
Inventor
Bernd Wager
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Liebherr Hydraulikbagger GmbH
Original Assignee
Liebherr Hydraulikbagger GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Liebherr Hydraulikbagger GmbH filed Critical Liebherr Hydraulikbagger GmbH
Publication of EP1632450A2 publication Critical patent/EP1632450A2/en
Publication of EP1632450A3 publication Critical patent/EP1632450A3/en
Application granted granted Critical
Publication of EP1632450B1 publication Critical patent/EP1632450B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C3/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith and intended primarily for transmitting lifting forces to loose materials; Grabs
    • B66C3/04—Tine grabs
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • E02F3/402—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with means for facilitating the loading thereof, e.g. conveyors
    • E02F3/404—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with means for facilitating the loading thereof, e.g. conveyors comprising two parts movable relative to each other, e.g. for gripping
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • E02F3/413—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device

Abstract

Die Erfindung betrifft ein Grab- oder Greifwerkzeug (10) mit mindestens einer Schneide (20,22), wobei erfindungsgemäß entlang der Außenkante der Schneide Rollen (24) angeordnet sind.

Figure imgaf001
The invention relates to a digging or gripping tool (10) having at least one cutting edge (20, 22), wherein according to the invention rollers (24) are arranged along the outer edge of the cutting edge.
Figure imgaf001
EP05018585.9A 2004-09-06 2005-08-26 Clamshell bucket Active EP1632450B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202004013842U DE202004013842U1 (en) 2004-09-06 2004-09-06 Digging or gripping tools

Publications (3)

Publication Number Publication Date
EP1632450A2 EP1632450A2 (en) 2006-03-08
EP1632450A3 true EP1632450A3 (en) 2006-03-15
EP1632450B1 EP1632450B1 (en) 2017-08-23

Family

ID=33483534

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05018585.9A Active EP1632450B1 (en) 2004-09-06 2005-08-26 Clamshell bucket

Country Status (4)

Country Link
US (1) US7357163B2 (en)
EP (1) EP1632450B1 (en)
CA (1) CA2517976C (en)
DE (1) DE202004013842U1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8146971B2 (en) * 2007-08-31 2012-04-03 Lavalley Industries, Llc Grapple attachment for use with drill pipes
US8567836B2 (en) 2007-08-31 2013-10-29 Lavalley Industries, Llc Gripping assembly and gripping members for a grapple attachment
US8393660B2 (en) * 2009-05-29 2013-03-12 Caterpillar Work Tools B.V. Gripping member for a work tool
WO2011108446A1 (en) * 2010-03-03 2011-09-09 株式会社湯山製作所 Medicine filling device
US8328071B2 (en) 2011-02-17 2012-12-11 Lavalley Industries, Llc Position adjustable grapple attachment
US9458949B2 (en) 2011-08-18 2016-10-04 Richard S. McKinley Loading devices and methods of loading pipe fusion machines
US9073732B2 (en) 2012-07-27 2015-07-07 Lavalley Industries, Llc Grab arm housing for grapple attachment
US9388023B2 (en) * 2013-03-15 2016-07-12 Anvil Attachments Particulate-handling bucket assembly
US8973244B2 (en) 2014-04-17 2015-03-10 Lavalley Industries, Llc Pipe processing tool with pipe deformation members
CN105239612A (en) * 2015-09-21 2016-01-13 常州市合达油泵有限公司 Rotatable bucket
DE202018000428U1 (en) * 2018-01-26 2018-02-15 Dms Technologie Gmbh Gripping attachment for gripping organs of a gripper
CN111302212A (en) * 2020-02-14 2020-06-19 合肥市春华起重机械有限公司 Steel coil lifting appliance device for unmanned crane and use method thereof
CN111761597A (en) * 2020-07-03 2020-10-13 中信机电制造公司科研设计院 Tiger mouth type manipulator

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE620025C (en) * 1933-05-13 1935-10-11 Feldmuehle Papier Und Zellstof Gripper for paper rolls
US3301587A (en) * 1965-03-01 1967-01-31 Prentice Hydraulics Inc Materials positioning fork
US3393014A (en) * 1965-07-30 1968-07-16 Leonhard Ascher Jr. Attachment for an earth-moving machine
DE1992979U (en) * 1968-05-02 1968-08-29 Eisenwerk Draht Bremer G M B H HYDRAULICALLY ACTUATED LAMINATED WOOD BACKING UNIT FOR ATTACHING TO A TRACTOR, TRACTOR OR ANY OTHER VEHICLE.
DE2300689A1 (en) * 1973-01-08 1974-07-11 Walters Engineers Bath Ltd FORK ELEMENT OF A FORKLIFT
SU592738A1 (en) * 1975-08-15 1978-02-15 Центральный Научно-Исследовательский И Проектно-Конструкторский Институт Механизации И Энергетики Лесной Промышленности Tree stack gripping device
US4475602A (en) * 1982-12-23 1984-10-09 Gerstner Norman G Roller equipped earthworking member
CH686952A5 (en) * 1991-11-21 1996-08-15 United Parcel Service Inc Insertable pallet for mechanised loading and unloading
CA2280624A1 (en) * 1998-10-21 2000-04-21 Philip S. Jarman Log grapple

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3881533A (en) * 1972-09-29 1975-05-06 Donald D Savage Tree harvester
DE3608116A1 (en) * 1986-03-12 1987-05-14 Krupp Gmbh STEEP CONVEYOR, ESPECIALLY FOR SHIP DISCHARGING
GB2205800B (en) * 1987-04-24 1991-07-24 Sumitomo Heavy Industries Bucket elevator-type continuous unloader
US4852277A (en) * 1988-01-19 1989-08-01 Ward Arthur A Backhoe scraper apparatus
JPH03125030A (en) * 1989-10-05 1991-05-28 Suzuki Motor Corp Control device for automatic start clutch
JPH06102812B2 (en) * 1991-03-22 1994-12-14 同和鉱業株式会社 Method for manufacturing high density ITO sintered body

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE620025C (en) * 1933-05-13 1935-10-11 Feldmuehle Papier Und Zellstof Gripper for paper rolls
US3301587A (en) * 1965-03-01 1967-01-31 Prentice Hydraulics Inc Materials positioning fork
US3393014A (en) * 1965-07-30 1968-07-16 Leonhard Ascher Jr. Attachment for an earth-moving machine
DE1992979U (en) * 1968-05-02 1968-08-29 Eisenwerk Draht Bremer G M B H HYDRAULICALLY ACTUATED LAMINATED WOOD BACKING UNIT FOR ATTACHING TO A TRACTOR, TRACTOR OR ANY OTHER VEHICLE.
DE2300689A1 (en) * 1973-01-08 1974-07-11 Walters Engineers Bath Ltd FORK ELEMENT OF A FORKLIFT
SU592738A1 (en) * 1975-08-15 1978-02-15 Центральный Научно-Исследовательский И Проектно-Конструкторский Институт Механизации И Энергетики Лесной Промышленности Tree stack gripping device
US4475602A (en) * 1982-12-23 1984-10-09 Gerstner Norman G Roller equipped earthworking member
CH686952A5 (en) * 1991-11-21 1996-08-15 United Parcel Service Inc Insertable pallet for mechanised loading and unloading
CA2280624A1 (en) * 1998-10-21 2000-04-21 Philip S. Jarman Log grapple

Also Published As

Publication number Publication date
US20060048851A1 (en) 2006-03-09
US7357163B2 (en) 2008-04-15
DE202004013842U1 (en) 2004-11-18
EP1632450B1 (en) 2017-08-23
EP1632450A2 (en) 2006-03-08
CA2517976A1 (en) 2006-03-06
CA2517976C (en) 2013-01-08

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