CA1329627C - Quick release hydraulic hitch for construction equipment and excavators - Google Patents

Quick release hydraulic hitch for construction equipment and excavators

Info

Publication number
CA1329627C
CA1329627C CA000568828A CA568828A CA1329627C CA 1329627 C CA1329627 C CA 1329627C CA 000568828 A CA000568828 A CA 000568828A CA 568828 A CA568828 A CA 568828A CA 1329627 C CA1329627 C CA 1329627C
Authority
CA
Canada
Prior art keywords
housing
jaws
hitch assembly
pins
inner face
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.)
Expired - Fee Related
Application number
CA000568828A
Other languages
English (en)
French (fr)
Inventor
Stuart Alexander Essex
Wendy Pamela Essex
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.)
Individual
Original Assignee
Individual
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
Priority to JP61286547A priority Critical patent/JPS6393934A/ja
Priority to AT87906380T priority patent/ATE87990T1/de
Priority to DE87906380T priority patent/DE3785339T2/de
Priority to US07/240,190 priority patent/US4881867A/en
Priority to PCT/AU1987/000322 priority patent/WO1988002421A1/en
Priority to EP87906380A priority patent/EP0288492B1/en
Priority to AU78843/87A priority patent/AU586124B2/en
Application filed by Individual filed Critical Individual
Priority to CA000568828A priority patent/CA1329627C/en
Application granted granted Critical
Publication of CA1329627C publication Critical patent/CA1329627C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • E02F3/3604—Devices to connect tools to arms, booms or the like
    • E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
    • E02F3/3622—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat with a hook and a locking element acting on a pin
    • 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
    • E02F3/3604—Devices to connect tools to arms, booms or the like
    • E02F3/3609—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat
    • E02F3/3663—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat hydraulically-operated
    • 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
    • E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
    • E02F3/963—Arrangements on backhoes for alternate use of different tools
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/59—Manually releaseable latch type
    • Y10T403/591—Manually releaseable latch type having operating mechanism
    • Y10T403/593—Remotely actuated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Earth Drilling (AREA)
  • Shovels (AREA)
  • Road Repair (AREA)
CA000568828A 1986-10-03 1988-06-07 Quick release hydraulic hitch for construction equipment and excavators Expired - Fee Related CA1329627C (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP61286547A JPS6393934A (ja) 1986-10-03 1986-12-01 建設機械用連結組立体
DE87906380T DE3785339T2 (de) 1986-10-03 1987-09-22 Vorrichtung zum anschliessen eines arbeitsgeräts an einen bagger.
US07/240,190 US4881867A (en) 1986-10-03 1987-09-22 Excavator attachment
PCT/AU1987/000322 WO1988002421A1 (en) 1986-10-03 1987-09-22 Excavator attachment
AT87906380T ATE87990T1 (de) 1986-10-03 1987-09-22 Vorrichtung zum anschliessen eines arbeitsgeraets an einen bagger.
EP87906380A EP0288492B1 (en) 1986-10-03 1987-09-22 Excavator attachment
AU78843/87A AU586124B2 (en) 1986-10-03 1987-09-22 Excavator attachment
CA000568828A CA1329627C (en) 1986-10-03 1988-06-07 Quick release hydraulic hitch for construction equipment and excavators

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPH831786 1986-10-03
CA000568828A CA1329627C (en) 1986-10-03 1988-06-07 Quick release hydraulic hitch for construction equipment and excavators

Publications (1)

Publication Number Publication Date
CA1329627C true CA1329627C (en) 1994-05-17

Family

ID=25643183

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000568828A Expired - Fee Related CA1329627C (en) 1986-10-03 1988-06-07 Quick release hydraulic hitch for construction equipment and excavators

Country Status (8)

Country Link
US (1) US4881867A (cg-RX-API-DMAC7.html)
EP (1) EP0288492B1 (cg-RX-API-DMAC7.html)
JP (1) JPS6393934A (cg-RX-API-DMAC7.html)
AT (1) ATE87990T1 (cg-RX-API-DMAC7.html)
AU (1) AU586124B2 (cg-RX-API-DMAC7.html)
CA (1) CA1329627C (cg-RX-API-DMAC7.html)
DE (1) DE3785339T2 (cg-RX-API-DMAC7.html)
WO (1) WO1988002421A1 (cg-RX-API-DMAC7.html)

Families Citing this family (67)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE457651B (sv) * 1987-01-28 1989-01-16 Fritiof Hulden Kopplingsanordning foer loesbar sammankoppliing av ett arbetsredskap och en graebmaskins manoeverarm
GB2238035B (en) * 1989-11-11 1994-03-02 John Donachie Coupling
US4961681A (en) * 1989-12-07 1990-10-09 Threatt Raymond W Chuck for attaching utility vehicle accessories
GB2239445A (en) * 1989-12-22 1991-07-03 Trevor Frederick Frank Hodges Coupling for excavator arm
DE9000721U1 (de) * 1990-01-24 1990-03-01 Nagler, Jürgen, 5804 Herdecke Schnellkupplung eines Arbeitsvorsatzes an Baggern
GB9006637D0 (en) * 1990-03-24 1990-05-23 Hawkins Peter A T Demolition grapple
JP2535653B2 (ja) * 1990-07-25 1996-09-18 株式会社レンタルのニッケン 建設機械の付属品着脱機構
JPH04124324A (ja) * 1990-09-13 1992-04-24 Japanic:Kk 建設機械の付属品着脱機構
EP0468771B1 (en) * 1990-07-25 1995-03-01 Japanic Corporation A construction machine accessory coupling mechanism
AU634670B2 (en) * 1990-08-30 1993-02-25 John William Brown Excavator hitch
GB2251592B (en) * 1990-12-01 1994-06-22 Roberts & Griffiths Attachment means
US5597283A (en) * 1991-04-09 1997-01-28 Jones; Gordon Quick coupling for heavy equipment attachment
JPH0554659U (ja) * 1991-12-25 1993-07-23 博 小野寺 アタッチメント着脱用カプラー
FR2692613B1 (fr) * 1992-06-18 1994-10-07 Sacmi Savoyarde Dispositif de prise et de dépose automatiques réversibles d'un outil de travail par le porte-outil d'une machine, notamment de terrassement et outil en faisant application.
FR2701047A1 (fr) * 1993-01-29 1994-08-05 Esn Système universel de liaison pour la solidarisation d'un accessoire, notamment d'un godet ou d'une benne, au bras articulé d'un engin de travaux publics.
US5486084A (en) * 1993-06-07 1996-01-23 Raymond F. Pitman Multiple purpose material handling and working apparatus
AT400867B (de) * 1993-06-11 1996-04-25 Lohninger Josef Bagger-löffel-wechsler
US5456030A (en) * 1993-06-21 1995-10-10 Barone, Inc. Quick coupler for heavy equipment implements
WO1995000714A1 (en) * 1993-06-21 1995-01-05 Barone, Inc. Quick coupler for heavy equipment implements
WO1995012038A1 (en) * 1993-10-29 1995-05-04 Ephemere Pty. Ltd. Quick hitch assembly
DE4410194A1 (de) 1994-03-24 1995-10-05 Karl Heinz Josef Leh Am Auslegerarm eines Bodenbearbeitungswerkzeuges, Baggers o. dgl. befestigbare Aufnahme- und Befestigungsvorrichtung für ein Werkzeug, einen Baggerlöffel o. dgl.
AU2788495A (en) * 1994-06-07 1996-01-04 John Mcgrath A quick-release hitch
US5634735A (en) * 1995-06-07 1997-06-03 Wain-Roy, Inc. Tool coupler
AT1378U1 (de) * 1995-07-07 1997-04-25 Engl Johann Kupplungsvorrichtung für löffelbagger
GB9520448D0 (en) * 1995-10-06 1995-12-06 Mccann Noel P M Excavator hitch
US5581917A (en) * 1995-10-18 1996-12-10 Caterpillar Inc. Quick coupling device
US5662431A (en) * 1995-10-27 1997-09-02 Power Curbers, Inc. Self-propelled slip-form paving apparatus
JP2793165B2 (ja) * 1996-02-06 1998-09-03 甲南電機株式会社 油圧ショベルのアタッチメント着脱装置
US5727342A (en) * 1996-04-18 1998-03-17 Wain-Roy, Inc. Hydraulic latch pin assembly for coupling a tool to a construction equipment
US6163989A (en) * 1997-03-10 2000-12-26 Clark Equipment Company Frame for mounting on a boom mounted quick change bracket
US5983535A (en) * 1997-03-10 1999-11-16 Clark Equipment Company Fastener secured frame for boom mounted quick change bracket
US5974706A (en) * 1997-03-10 1999-11-02 Clark Equipment Company Attachment construction for earthworking implement
US6000154A (en) * 1997-03-10 1999-12-14 Clark Equipment Company Quick change attachment for powered auxiliary tool
JP3056706B2 (ja) * 1997-10-07 2000-06-26 新キャタピラー三菱株式会社 作業機械のアタッチメント着脱装置
US6233852B1 (en) * 1998-01-12 2001-05-22 Pemberton, Inc. Universal coupler for excavator buckets
US6139212A (en) * 1998-02-11 2000-10-31 Rockland Manufacturing Co. Coupler for excavating machines and the like having fixed and moveable jaws
US6123501A (en) * 1998-03-18 2000-09-26 Pacific Services & Manufacturing Corp. Wear-compensating universal quick coupling device for heavy equipment attachment
NZ519487A (en) * 1999-05-15 2004-06-25 Ward Attachments Ltd A Connection apparatus
US6860705B1 (en) * 1999-07-21 2005-03-01 Syron Engineering & Manufacturing, Llc Auto-lock tool mounting system
US6379075B1 (en) * 2000-01-18 2002-04-30 Gh Hensley Industries, Inc. Quick coupler apparatus
US6499934B1 (en) 2000-05-12 2002-12-31 Clark Equipment Company Implement attachment bracket for skid steer loader mounting plate
US6431785B1 (en) 2000-06-05 2002-08-13 Wec Co. Direct pin quick coupler
AT410333B (de) * 2000-10-10 2003-03-25 Josef Martin Gmbh & Co Kg Anordnung zum auswechselbaren befestigen eines anbauteiles, z.b. einer baggerschaufel, an einem baggerausleger oder einem fahrzeug
EP1236833A3 (en) 2001-02-23 2002-09-11 Viby Jern Danmark A/S Implement coupling for a loading machine
PT1318242E (pt) * 2001-12-06 2007-01-31 Geith Patents Ltd Engate para acoplar um acessório a um braço de escavadora e sistema de comando deste engate
US20060070270A1 (en) * 2002-10-24 2006-04-06 Short Bruce A Connector for earth moving implements
DE10335667B3 (de) * 2003-08-04 2004-05-27 Josef Martin Gmbh & Co. Kg Anordnung zum auswechselbaren Befestigen eines Anbauteiles, z. B. einer Baggerschaufel, an einem Baggerausleger oder einem Fahrzeug
NO20050638D0 (no) * 2005-02-04 2005-02-04 Gjerstad Mek Ind As Vendbar hurtigkobling
WO2007068043A1 (en) * 2005-12-12 2007-06-21 Positti, Nicole, Elizabeth Safety device for hydraulic hitch assembly
NZ550869A (en) * 2006-10-26 2008-11-28 J B Sales Internat Ltd A coupler with latch for twin pin digger bucket
AU2011101527B4 (en) * 2006-10-26 2012-02-02 S T Couplers Limited A Coupler
US7984575B2 (en) 2007-07-05 2011-07-26 Caterpillar Inc. Quick coupler assembly
GB0720413D0 (en) * 2007-10-18 2007-11-28 Monaghan Conor A Coupler
US8011121B2 (en) * 2008-08-07 2011-09-06 Paladin Brands Group, Inc. Spread-style coupler with supplemental safety lock
DE102009040079A1 (de) * 2009-09-04 2011-03-10 Wirtgen Gmbh Gleitschalungsfertiger
US8544562B2 (en) * 2009-11-25 2013-10-01 1994 Weyer Family Limited Partnership Tiltable tool assembly
USD702738S1 (en) 2011-07-01 2014-04-15 Timothy M. Molnar Attachment for equipment bucket
CA2756182A1 (en) * 2011-10-14 2013-04-14 Joshua M. Bellavance Method and apparatus for using an excavator having a boom as a lifting apparatus
US8974137B2 (en) 2011-12-22 2015-03-10 Caterpillar Inc. Quick coupler
US8684623B2 (en) 2012-05-30 2014-04-01 Caterpillar Inc. Tool coupler having anti-release mechanism
US9217235B2 (en) 2012-05-30 2015-12-22 Caterpillar Inc. Tool coupler system having multiple pressure sources
US8869437B2 (en) 2012-05-30 2014-10-28 Caterpillar Inc. Quick coupler
CN102720514A (zh) * 2012-07-05 2012-10-10 吴迪 一种移动式液压煤矿巷道支护支架安装机
US9228314B2 (en) 2013-05-08 2016-01-05 Caterpillar Inc. Quick coupler hydraulic control system
JP6211324B2 (ja) * 2013-06-10 2017-10-11 丸山　俊 建設機械のバケット取付け構造および建設機械
GB201322858D0 (en) * 2013-12-23 2014-02-12 Jc Bamford Excavators Ltd A disarm device for a working machine hitch arrangement, and working machine hitch arrangement and a working arm of a working machine
CA2986389C (en) * 2015-06-04 2022-03-15 Gerome Rangi HART A coupler

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3478902A (en) * 1968-03-11 1969-11-18 Caterpillar Tractor Co Transport vehicle for bucket loaders
US3934738A (en) * 1974-04-01 1976-01-27 Wain-Roy, Inc. Tool connecting
US3964622A (en) * 1975-03-17 1976-06-22 Kent Manufacturing Co., Inc. Quick change mounting bracket for loader arms
US3985249A (en) * 1975-04-14 1976-10-12 International Harvester Company Quick change attachment
US4187050A (en) * 1978-02-15 1980-02-05 Caterpillar Tractor Co. Quick-disconnect mechanical coupling
US4311428A (en) * 1979-05-16 1982-01-19 Wain-Roy, Inc. Connectors
US4253793A (en) * 1979-06-11 1981-03-03 Braml Michael T Quick attachment for loader implements
AU544156B2 (en) * 1980-11-17 1985-05-16 Eimco (Great Britain) Ltd. A coupling system for earth-moving equipment
NZ199611A (en) * 1981-02-05 1984-09-28 Maroochy Shire Council Quick release and attachment assembly for construction equipment tools
US4442912A (en) * 1982-07-13 1984-04-17 Applied Power Inc. Tilt-cab truck including apparatus to secure uniform advance and retraction of the tilt cylinders
AU557890B2 (en) * 1982-09-01 1987-01-15 Jones, P.W. Quick-release hydraulic hitch for attaching parts to excavator arm
JPS60223536A (ja) * 1983-11-23 1985-11-08 レツドバ−・プラント・ハイア−・プロプライアタリ−・リミテツド 土木建設機械用カツプリング装置
AU3562784A (en) * 1983-11-23 1985-05-30 Redbar Plant Hire Pty. Ltd. Coupling for detachable mounting earth working tools
AU4412285A (en) * 1984-12-07 1986-06-12 Jones, P.O. Quick-release hitch
AU6201986A (en) * 1985-08-29 1987-03-05 Jones, P.O. Lockable hitch

Also Published As

Publication number Publication date
JPS6393934A (ja) 1988-04-25
ATE87990T1 (de) 1993-04-15
JPH0577812B2 (cg-RX-API-DMAC7.html) 1993-10-27
WO1988002421A1 (en) 1988-04-07
AU586124B2 (en) 1989-06-29
EP0288492A4 (en) 1988-12-13
EP0288492B1 (en) 1993-04-07
AU7884387A (en) 1988-04-14
EP0288492A1 (en) 1988-11-02
DE3785339D1 (de) 1993-05-13
DE3785339T2 (de) 1993-09-30
US4881867A (en) 1989-11-21

Similar Documents

Publication Publication Date Title
CA1329627C (en) Quick release hydraulic hitch for construction equipment and excavators
US4466494A (en) Implement with gripping arm assembly for a backhoe
US5581917A (en) Quick coupling device
US5890871A (en) Latching mechanism for a quick coupler
US5971455A (en) Universal attachment device for tools
CA2172409C (en) Bucket attachment device with remote controlled retractable pins
US4295287A (en) Backhoe bucket quick coupler
US5915837A (en) Quick-disconnect coupling device
US8469623B2 (en) Quick coupling device
JP2736286B2 (ja) 油圧配管の迅速接続装置
WO1982002731A1 (en) Coupling for earth moving tools etc
US4804309A (en) Gripping device for boom-mounted work tool
JP4546832B2 (ja) 一つのあごセットの複数のツールのアタッチメント装置
US5621987A (en) Implement coupling assembly for excavator machines and the like
EP1580330B1 (en) Quick-change device for connecting implements to a work machine
AU723305B1 (en) Adaptor hitch with locking pin
KR200211608Y1 (ko) 중장비용 어태치먼트 커플러
WO2025073390A1 (en) Apparatus and method for connecting a dangling tool to a quick coupler
US20180251950A1 (en) Wedge coupler lug brackets for coupling implements to excavation machines
WO2002097201A1 (en) A coupling assembly
EP3575496B1 (en) Coupling assembly for attaching a tool to a hydraulic excavator or other work machine
US20240240428A1 (en) Adapter Bracket for Coupling a Work Tool and a Work Machine
WO2000061485A1 (en) Grapple with universal attachment
AU8081882A (en) Quick release and attachment assembly
WO1995035418A1 (en) Concrete demolisher

Legal Events

Date Code Title Description
MKLA Lapsed