EP3536861A1 - Dispositif de changement rapide - Google Patents

Dispositif de changement rapide Download PDF

Info

Publication number
EP3536861A1
EP3536861A1 EP18207938.4A EP18207938A EP3536861A1 EP 3536861 A1 EP3536861 A1 EP 3536861A1 EP 18207938 A EP18207938 A EP 18207938A EP 3536861 A1 EP3536861 A1 EP 3536861A1
Authority
EP
European Patent Office
Prior art keywords
carrier
quick coupler
hook
fishing
receptacles
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
EP18207938.4A
Other languages
German (de)
English (en)
Other versions
EP3536861B1 (fr
Inventor
Florian Fälschle
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.)
Oilquick Deutschland KG
Original Assignee
Oilquick Deutschland KG
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 Oilquick Deutschland KG filed Critical Oilquick Deutschland KG
Priority to AU2019229524A priority Critical patent/AU2019229524B2/en
Priority to PCT/EP2019/055374 priority patent/WO2019170629A1/fr
Priority to JP2020524337A priority patent/JP7162359B2/ja
Priority to CA3081804A priority patent/CA3081804C/fr
Publication of EP3536861A1 publication Critical patent/EP3536861A1/fr
Priority to US17/010,908 priority patent/US11976435B2/en
Application granted granted Critical
Publication of EP3536861B1 publication Critical patent/EP3536861B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • E02F3/3663—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
    • E02F3/28—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
    • E02F3/3627—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 longitudinal locking element
    • 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
    • E02F3/365—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat with redundant latching means, e.g. for safety purposes

Definitions

  • the invention relates to a quick coupler according to the preamble of claim 1.
  • Such quick couplers are used for easy and convenient change of different attachments to construction equipment.
  • a quick coupler e.g. Swing spoons, grapples, shears, compressors, magnets, hydraulic breakers or other attachments in a few seconds and with a high safety standard from a driver's cab of e.g. be connected or disconnected on a boom of an excavator.
  • a generic quick coupler in the US 6 154 989 A a generic quick coupler is disclosed.
  • This includes a carrier having on one side first recordings for holding a provided on an attachment first coupling element and on the other side second recordings with a movable between a release position and a locking position locking element for releasably supporting a second coupling element.
  • a catching device with a hook arrangement for holding a crossbar cooperating with counter hooks on the attachment is provided on the carrier. Since the hook arrangement provided for securing is made in one piece with the carrier, damage to the hook arrangement caused by improper use always also affects the entire carrier. A repair or replacement is therefore associated with a considerable effort.
  • the object of the invention is to provide a quick coupler of the type mentioned, can be avoided in the caused by improper loading of the catching damage to the carrier.
  • the catching device has at least one fishing hook pivotally connected to the carrier. Due to the pivotable arrangement, the catch hook can yield, if e.g. an operator abuts an obstacle when handling the quick coupler with the fishing hook or a fishing hook is not used in an unauthorized manner to support an excavator on the ground for turning or moving. Impacts or forces acting on the catch hook are thus not transmitted directly to the carrier by the resilience of the catch hooks, as a result of which the connection to the carrier is not so heavily loaded and the carrier is affected as little as possible. A damaged by improper use fishing hook can also be easily replaced without replacing the entire carrier. It does not have to be dismantled or changed the entire carrier.
  • the at least one catch hook is designed so that it can catch a coupled with the quick coupler attachment even with an unintentional release movement of a locking device, thereby preventing unwanted loosening of the attachment of the quick coupler.
  • the catch hook is completely independent of the operator-controlled locking device of the quick coupler and thus provides increased security even with improper operation.
  • the catch hook is therefore designed for an operator-independent catching an attachment for additional security.
  • the catcher may include one or more separate or interconnected fishing hooks.
  • the catching device may comprise two catch hooks pivotally arranged on the first receptacles of the carrier.
  • the fishing hooks can be designed as separate and separated from each other pivotable fishing hooks. But they can also be connected to each other.
  • the catch hook can be arranged pivotably on a connecting web of the carrier about a transverse axis.
  • the connecting web can have a transverse bore and the fishing hook suitable receiving bores for receiving the transverse axis.
  • the fishing hook can be rotatably mounted on the transverse axis via bearing bushes. This is a low-friction and well-protected against wear Linkage of the fishing hook to the carrier achieved.
  • the transverse axis can be secured by a pin against the carrier against falling out and twisting.
  • the connecting web can protrude into a space between two rearwardly projecting legs of the fishing hook.
  • the catch hook may have at the ends of the legs pointing to the carrier an upper rounding and a rear contact surface for engagement with a front abutment surface of the carrier.
  • the connecting web can protrude into a recess provided with an upper inner surface and a lower inner surface on the rear side of the catch hook. Between the connecting web and the upper or lower inner surface of the recess, an upper and lower gap is preferably provided, in which a damping element is arranged.
  • the catch hook can also be inserted via one piece with the catch hook bearing pins as transverse axes in half-shell-shaped receptacles on the carrier and held from below by a counterpart.
  • the half-shell-shaped receptacles for the rotatable mounting of the transverse axes can be arranged on the upper side of two mutually spaced, parallel legs on connecting webs of the carrier.
  • the fishing hook is designed for gripping a reaching with the first recordings coupling element.
  • FIG. 1 is a quick coupler 1 for easy and convenient change of different attachments to construction equipment, especially excavators shown.
  • a quick coupler 1 can be easily and conveniently coupled or uncoupled from a cab to a boom or other attachment of an excavator or other construction vehicle such as swing buckets, grippers, shears, magnets, compressors, hydraulic breakers or other mechanical or hydraulic attachments.
  • the quick coupler 1 shown contains a designed as a welding or casting support 2, the first open at one side first receptacles 3 for receiving and holding a first bolt-shaped coupling element and on the other side downwardly open second receptacles 4 for receiving a second bolt-shaped coupling element contains.
  • the open to the first images 3 are designed claw or fork.
  • the downwardly open receptacles 4 have a curved lower contact surface 5 for abutment of the second bolt-shaped coupling element.
  • the carrier 2 contains a locking device, which in the embodiments described in more detail below consists of bolt-shaped locking elements, not shown here, which can be moved between a retracted release position and an extended locking position.
  • the bolt-shaped locking elements are guided axially displaceably in horizontal guide bores within the carrier 2 and can be moved hydraulically between the retracted release position and the extended locking position via a piston.
  • the downwardly open second receptacles 4 are closed by the support elements 2 displaceably arranged in the bottom of the support 2, so that the second bolt-shaped coupling element is engaged by the locking element.
  • the carrier 2 comprises on one side two claw-shaped first receptacles 3 for a first coupling element and on the other side two receptacles 4 for a second coupling element.
  • an attachment which is usually arranged on a boom of an excavator quick coupler 1 is first moved so that, for example, an adapter or attached to the attachment first coupling element in the claw-shaped receptacles 3 on one side of the Quick coupler 1 is retracted.
  • the quick coupler 1 is pivoted with the locking pin still retracted to the first bolt-shaped coupling element so that a second coupling element on the adapter or attachment to rest against the contact surfaces 5 of the downwardly open receptacles 4 on the other side of the quick coupler 1 passes.
  • slidably disposed locking bolt can be hydraulically extended, so that the second bolt-shaped coupling element engages under the two locking bolts on the quick coupler 2 and the attachment is thus held on the quick coupler 1.
  • an in FIG. 1 shown additionally catcher 8 is provided.
  • the catching device 8 is designed for grasping the coupling element arranged on an adapter or attachment and engaging with the first receptacles 3.
  • the catching device 8 is designed such that an attachment is caught in an unintentional release from the coupling position by engagement of the coupling element on the catch hook arrangement in a catching position and thereby held on the quick coupler.
  • the catching device 8 comprises two separate catch hooks 9, which are not rigidly arranged on the carrier 2 of the quick coupler 1, but are connected via a kind of hinge about a transverse axis 10 pivotally connected to the carrier 1.
  • the two catch hooks 9 are designed such that they engage around an example bolt-shaped coupling element on an attachment and the attachment in case of unintentional release of the quick coupler 1 by engaging the coupling element to the fishing hook 9 in a catching position. Due to the pivotal arrangement, the fishing hooks 9 between a in FIG. 1 shown lower starting position and a in FIG. 2 move shown upper folding position.
  • the carrier 2 has forwardly projecting connecting webs 11 with a continuous transverse bore 12 for connecting the fishing hooks 9.
  • the horizontal transverse axis 10 is inserted and secured by a pin 16 against falling out and rotation.
  • FIG. 4 shows that the transverse axis 10 has at its two ends two storage areas 17 with a reduced diameter.
  • the transverse axis 10 is mounted in the connecting web 11 in such a way that the two slender bearing areas 17 protrude with respect to the connecting web 11 on both sides.
  • On the two laterally projecting bearing portions 17 of the transverse axis 10 of the fishing hooks 9 is rotatably supported by two bushings 18.
  • the transverse axis 10 For mounting the fishing hooks 9, these are first placed on the associated connecting web 11 of the carrier 2 that the receiving holes 15 are aligned with the transverse bore 12. Then, the transverse axis 10 is inserted into the transverse bore 12 such that the two end bearing areas 17 of the transverse axis 10 project uniformly on both sides of the connecting web 11. Subsequently, the transverse axis 10 is fixed in this position relative to the connecting web 11 by means of the pin 16. For this purpose, the transverse axis 10 in the middle of a FIG. 4 recognizable transverse bore 19 for receiving the pin 16. Finally, then the two bushings 18 can be plugged onto the two bearing portions 17 of the transverse axis 10 and pressed into the receiving holes 15 in the legs 14 of the fishing hook 9.
  • the fishing hooks 9 between a in the FIGS. 5 and 6 shown starting position and one in the FIGS. 7 and 8 move shown folding position.
  • the fishing hooks 9 can fold, so that the connection to the carrier 2 not so heavily loaded and the carrier is therefore as little as possible affected. In case of damage to the fishing hook 9 this can also be easily replaced if necessary.
  • the catch hook 9 In the lower starting position of the fishing hook 9 is located with its rear abutment surfaces 20 against the stop surface 21 of the carrier 2, so that the fishing hook 9 is held in this fishing position.
  • the catch hook 9 With a corresponding load from below, the catch hook 9 can rotate around the transverse axis 10 due to the rounding 19 and reach an upper folding position.
  • the receptacles 3 are closed by the fishing hooks 9 forward, so that an attachment can be safely caught and held at an unintentional release of the lock.
  • a reset of the fishing hooks 9 from the folding position to the starting position can be done by gravity or a return spring, not shown.
  • FIGS. 9 to 11 a second embodiment of a quick coupler 1 according to the invention with a catcher 8 is shown.
  • the catching device 8 comprises two separate catch hooks 9, which are not rigidly arranged but pivotally mounted on the carrier 2 of the quick coupler 1.
  • the two fishing hooks 9 are pivotally connected to connecting webs 11 of the carrier 2 about a transverse axis 10.
  • the connecting webs 11 have a transverse bore 12 and the catch hooks 9 corresponding receiving bores 15 for receiving the transverse axis 10.
  • the fishing hooks 9 have on their back to the carrier 2 facing a in the FIGS. 10 and 11 recognizable recess 22 with an upper and lower inner surface 23 and 24.
  • the recess 22 in fishing hooks 2 has a slightly greater height than the block-shaped connecting web 11, so that between the connecting web 11 and the upper and lower inner surface 23 and 24 of the Recess 22 an upper and lower gap 25 and 26 consists.
  • a damping element 27 made of rubber or other elastic material is used in each case.
  • the fishing hook 9 can be pivoted relative to the carrier 2. However, here the pivoting or folding movement is limited by the size of the gap 25 or 26 and the flexibility of the damping element 27.
  • the catch hooks 9 can move not only upwards but also downwards without deformation of the catch hook. The fishing hooks 9 are thus articulated upwards and downwards yielding to the carrier 2.
  • FIGS. 12 to 15 a third embodiment of a quick coupler 1 according to the invention with a catcher 8 is shown.
  • the catching device 8 comprises two separate catch hooks 9, which are not rigidly arranged but pivotally mounted on the carrier 2 of the quick coupler 1.
  • the two fishing hooks 9 are also hinged here to connecting webs 11 of the carrier 2 about transverse axes 10 pivotally.
  • the transverse axes 10 are not separate bolts or pins which are inserted into corresponding transverse and mounting holes, but integrally with the fishing hooks 9 running trunnions through which the fishing hooks 9 inserted in half-shell-shaped receptacles 28 on the connecting webs 11 and from below are held by a counterpart 29.
  • the two formed as a journal, laterally projecting transverse axes 10 are formed by lateral cutouts 30 on the fishing hooks 9.
  • the fishing hook contains on its underside a web 31 with transverse bores 32 for two heavy-duty pins 33 and 34, by which the counterpart 29 is attached to the mounting of the catch hook 9 on the connecting web 11.
  • the counterpart 29 prevents the catch hook 9 can slide out with its transverse axes 10 from the bearing cup-shaped receptacles 28 upwards.
  • connection webs 11 at the in FIG. 12 shown execution two spaced apart, parallel legs 35 have.
  • the half-shell-shaped receptacles 28 are arranged for the rotatable mounting of the transverse axes 10.
  • fishing hook 9 is inserted with its two laterally projecting transverse axes 10 and secured by the counterpart 29.
  • FIGS. 12 to 15 shown embodiment can be caught by the fishing hooks 9 an attachment at an unintentional release from the clutch position in a catching position and thereby be held securely on the quick coupler.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Shovels (AREA)
  • Component Parts Of Construction Machinery (AREA)
  • Jib Cranes (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Agricultural Machines (AREA)
  • Catching Or Destruction (AREA)
  • Earth Drilling (AREA)
EP18207938.4A 2018-03-06 2018-11-23 Dispositif de changement rapide Active EP3536861B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
AU2019229524A AU2019229524B2 (en) 2018-03-06 2019-03-05 Quick-change device
PCT/EP2019/055374 WO2019170629A1 (fr) 2018-03-06 2019-03-05 Dispositif de changement rapide
JP2020524337A JP7162359B2 (ja) 2018-03-06 2019-03-05 迅速交換装置
CA3081804A CA3081804C (fr) 2018-03-06 2019-03-05 Dispositif de changement rapide
US17/010,908 US11976435B2 (en) 2018-03-06 2020-09-03 Quick-change device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102018105049.6A DE102018105049A1 (de) 2018-03-06 2018-03-06 Schnellwechsler

Publications (2)

Publication Number Publication Date
EP3536861A1 true EP3536861A1 (fr) 2019-09-11
EP3536861B1 EP3536861B1 (fr) 2023-08-09

Family

ID=64456785

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18207938.4A Active EP3536861B1 (fr) 2018-03-06 2018-11-23 Dispositif de changement rapide

Country Status (12)

Country Link
US (1) US11976435B2 (fr)
EP (1) EP3536861B1 (fr)
JP (1) JP7162359B2 (fr)
AU (1) AU2019229524B2 (fr)
CA (1) CA3081804C (fr)
DE (1) DE102018105049A1 (fr)
DK (1) DK3536861T3 (fr)
ES (1) ES2959286T3 (fr)
FI (1) FI3536861T3 (fr)
HU (1) HUE063693T2 (fr)
PL (1) PL3536861T3 (fr)
WO (1) WO2019170629A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022117974A1 (de) 2022-07-19 2024-01-25 OilQuick Deutschland KG Schnellwechsler und schnellwechselsystem mit einem derartigen schnellwechsler

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE981051A1 (en) * 1997-12-16 1999-06-16 Redrock Engineering Ltd Attachement device for excavating or digging apparatus
US6301811B1 (en) * 2000-07-28 2001-10-16 Gilmore Industries, Inc. Coupler for a heavy-duty machine
US20070157492A1 (en) * 2005-12-13 2007-07-12 Tower Street Technologies Limited Coupler With Improved Jaw Configuration
EP2159334A1 (fr) * 2008-08-29 2010-03-03 Riedlberger GmbH Dispositif d'attache outil
CH700307A1 (de) * 2009-01-23 2010-07-30 Josef Martin Gmbh & Co Kg Schnellkupplung mit Sicherungseinrichtung.
US20120177472A1 (en) * 2009-09-22 2012-07-12 Ian Hill Hydraulic coupler with pin retention system for coupling an attachment to a work machine
DE202013004797U1 (de) * 2013-05-23 2014-08-25 Kinshofer Gmbh Schnellkuppler
US20170067223A1 (en) * 2014-06-26 2017-03-09 Komatsu Ltd. Quick coupler
DE102015225498A1 (de) * 2015-12-16 2017-06-22 Oilquick Deutschland Gmbh Schnellwechselsystem mit mechanischer sicherheitseinrichtung gegen unbeabsichtigtes ablösen eines arbeitsgerätes

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2249268A1 (de) * 1972-10-07 1974-04-11 Ley Maschf W Planiereinrichtung zum einhaengen in front- und heckladerschwingen mit hydraulisch schwenkbarer ladeschaufel
DE3538156C1 (de) * 1985-10-26 1986-07-24 Hoesch Ag, 4600 Dortmund Baggerzahn
JP3677905B2 (ja) * 1996-11-14 2005-08-03 株式会社小松製作所 建設機械の作業機着脱装置
US5974706A (en) 1997-03-10 1999-11-02 Clark Equipment Company Attachment construction for earthworking implement
JP4060447B2 (ja) * 1998-06-26 2008-03-12 丸順重工株式会社 クイックカプラ
GB2330570B (en) 1998-09-08 1999-09-15 Miller Ronald Keith Quick coupler for bucket excavators
JP4111333B2 (ja) * 2003-12-15 2008-07-02 日立建機株式会社 吊下式アタッチメント着脱装置とハンドリング機
EP2087178A2 (fr) * 2006-09-04 2009-08-12 Miller UK Limited Coupleur
CA2686622C (fr) * 2008-03-07 2016-06-28 Wedgelock Equipment Limited Dispositif d'accouplement pour machine de manutention de materiaux ou de terrassement
ITMO20080143A1 (it) * 2008-05-15 2009-11-16 Mantovanibenne S R L Organo d'attacco per l'accoppiamento di un attrezzo ad un braccio operatore con blocco di sicurezza.
GB2474905B (en) * 2009-11-02 2015-07-22 Patrick Mccormick A quick hitch coupler
EP2510159B1 (fr) * 2009-12-09 2021-08-11 Hughes Asset Group Pty Ltd Ensemble coupleur pour un engin de terrassement
US8585345B2 (en) * 2010-03-26 2013-11-19 Paladin Brands Group, Inc. Coupler with pivoting front hook lock
SE536061C2 (sv) 2011-09-15 2013-04-23 Steelwrist Ab Framaxellåsning för redskapsfäste
KR101542226B1 (ko) * 2013-10-30 2015-08-07 강토중공업(주) 퀵 커플러용 안전 잠금장치
KR101628984B1 (ko) * 2014-08-06 2016-06-10 강토중공업(주) 퀵 커플러용 안전 잠금장치
JP2016166509A (ja) * 2015-03-10 2016-09-15 ヤンマー株式会社 アタッチメント連結装置
JP2018509545A (ja) * 2015-03-25 2018-04-05 ウェッジロック・エクイップメント・リミテッド カプラ用の可視インジケータ
EP3538156A1 (fr) 2016-11-10 2019-09-18 Regents of the University of Minnesota Tensioactifs et procédés de fabrication associés
GB2576131B (en) * 2018-06-25 2023-01-18 Miller Uk Ltd Coupler
GB2612533B (en) * 2018-06-25 2023-11-22 Miller Uk Ltd Coupler
GB2576486B (en) * 2018-06-25 2023-05-10 Miller Uk Ltd Coupler
DE102018128479A1 (de) * 2018-11-14 2020-05-14 Oilquick Deutschland Gmbh Schnellwechsler und Schnellwechselsystem mit einem derartigen Schnellwechsler

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE981051A1 (en) * 1997-12-16 1999-06-16 Redrock Engineering Ltd Attachement device for excavating or digging apparatus
US6301811B1 (en) * 2000-07-28 2001-10-16 Gilmore Industries, Inc. Coupler for a heavy-duty machine
US20070157492A1 (en) * 2005-12-13 2007-07-12 Tower Street Technologies Limited Coupler With Improved Jaw Configuration
EP2159334A1 (fr) * 2008-08-29 2010-03-03 Riedlberger GmbH Dispositif d'attache outil
CH700307A1 (de) * 2009-01-23 2010-07-30 Josef Martin Gmbh & Co Kg Schnellkupplung mit Sicherungseinrichtung.
US20120177472A1 (en) * 2009-09-22 2012-07-12 Ian Hill Hydraulic coupler with pin retention system for coupling an attachment to a work machine
DE202013004797U1 (de) * 2013-05-23 2014-08-25 Kinshofer Gmbh Schnellkuppler
US20170067223A1 (en) * 2014-06-26 2017-03-09 Komatsu Ltd. Quick coupler
DE102015225498A1 (de) * 2015-12-16 2017-06-22 Oilquick Deutschland Gmbh Schnellwechselsystem mit mechanischer sicherheitseinrichtung gegen unbeabsichtigtes ablösen eines arbeitsgerätes

Also Published As

Publication number Publication date
JP7162359B2 (ja) 2022-10-28
FI3536861T3 (en) 2023-09-21
WO2019170629A1 (fr) 2019-09-12
PL3536861T3 (pl) 2023-10-02
AU2019229524A1 (en) 2020-07-16
ES2959286T3 (es) 2024-02-22
AU2019229524B2 (en) 2020-12-24
EP3536861B1 (fr) 2023-08-09
US11976435B2 (en) 2024-05-07
DE102018105049A1 (de) 2019-09-12
CA3081804A1 (fr) 2019-09-12
JP2021510399A (ja) 2021-04-22
DK3536861T3 (da) 2023-09-11
CA3081804C (fr) 2022-09-27
US20200399853A1 (en) 2020-12-24
HUE063693T2 (hu) 2024-02-28

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