EP3502356A1 - Dispositif de changement rapide, adaptateur et système de changement rapide - Google Patents

Dispositif de changement rapide, adaptateur et système de changement rapide Download PDF

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Publication number
EP3502356A1
EP3502356A1 EP18209113.2A EP18209113A EP3502356A1 EP 3502356 A1 EP3502356 A1 EP 3502356A1 EP 18209113 A EP18209113 A EP 18209113A EP 3502356 A1 EP3502356 A1 EP 3502356A1
Authority
EP
European Patent Office
Prior art keywords
elements
quick coupler
adapter
receptacles
coupling element
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
EP18209113.2A
Other languages
German (de)
English (en)
Other versions
EP3502356B1 (fr
Inventor
Christian Rampp
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 PL18209113T priority Critical patent/PL3502356T3/pl
Publication of EP3502356A1 publication Critical patent/EP3502356A1/fr
Application granted granted Critical
Publication of EP3502356B1 publication Critical patent/EP3502356B1/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
    • E02F3/3613—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat with means for absorbing any play therebetween
    • 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
    • E02F3/3618—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat with two separating hooks
    • 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
    • E02F3/3654—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat with energy coupler, e.g. coupler for hydraulic or electric lines, to provide energy to drive(s) mounted on the tool

Definitions

  • the invention relates to a quick coupler for a quick-change system, a suitable for the quick coupler adapter and a quick-change system with such a quick coupler and adapter.
  • Such quick-change systems are used for easy and convenient changing of different attachments to construction equipment.
  • 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.
  • They usually contain an implement-side adapter and a quick coupler arranged on the construction machine, which is mounted on one side, e.g.
  • claw-shaped first receptacles for holding a first coupling element arranged on the adapter and on the other side second receptacles having at least one locking element movable between a release position and a locking position for detachably mounting a second coupling element arranged on the adapter.
  • a generic quick-change system known. This includes a quick coupler, the claw-shaped first receptacles for a first coupling element on one side of a carrier and on the other side of the carrier second receptacles with at least one movable between a release position and a locking position locking element for releasably supporting a second coupling element.
  • a belonging to the quick coupler adapter has two between parallel sidecar at a predetermined distance from each other, bolt-shaped coupling elements for connecting the adapter with the quick coupler.
  • the bolt-shaped coupling elements have a uniform diameter and are inserted into corresponding holes in the side walls of the adapter.
  • the object of the invention is to provide a quick coupler, an associated adapter and a quick change system with such a quick coupler and adapter, in which the coupling of incompatible components prevented and thereby safety can be increased.
  • a quick coupler contains a carrier which has first receptacles for receiving a first coupling element on one side and second receptacles for receiving a second coupling element on the other side.
  • On at least one of the receptacles of the carrier additional form-fitting elements for positive engagement with corresponding counter-elements are arranged on the associated coupling element. Due to the additional positive locking elements, a specific and clearly defined interface for a type of coded connection can be created on the carrier. In this way it can be ensured that only one adapted to the connections of the quick coupler and thus the safety provisions sufficient adapter is coupled to the quick coupler.
  • the coupling mechanically identical but different from the technical connection quick coupler and adapter can be avoided and thus increased security.
  • the additional positive locking elements may be arranged on the side of the carrier with the first receptacles, the side of the carrier with the second receptacles or on both sides of the carrier.
  • the form-fitting elements can be arranged on the receptacles and / or between two receptacles. Conveniently, the positive-locking elements can be arranged directly or via an additional holding element on the carrier.
  • a defined connection of the quick coupler can be achieved in that the positive-locking elements have a defined shape and / or predetermined distances.
  • the interlocking elements may e.g. be formed as projections or approaches with different dimensions and / or specific distances.
  • the positive-locking elements can be used e.g. be designed as webs formed with wedge or trapezoidal cross-section.
  • the interlocking elements may also be formed as depressions for engagement of corresponding projections on the coupling element.
  • Other, matching form-fitting and counter elements to form a defined interface in the manner of a coded connection are possible.
  • the invention also relates to an adapter for connecting an attachment with a quick coupler described above.
  • the adapter comprises two coupling elements arranged at a predetermined distance from each other, wherein additional counter elements for positive engagement with corresponding form-fitting elements are arranged on the quick coupler on at least one of the two coupling elements.
  • the counter-elements can be arranged on the one or the other coupling element. It can also be provided on both coupling elements additional counter-elements for positive engagement with corresponding form-fitting elements on the quick coupler.
  • the counter-elements belonging to the interlocking elements on the quick coupler can be designed, for example, as depressions or recesses for engaging protruding interlocking elements on the quick coupler.
  • the counter-elements can be arranged on a cross-sectionally enlarged inner guide region of a coupling element. But they can also be arranged on a coupling element without extended guidance area.
  • the counter-elements can be distributed almost over the entire length of a coupling element or arranged only on a part of the coupling element.
  • the counter-elements can be arranged either directly or via an additional support member to the coupling elements.
  • the invention also relates to a quick-change system with a quick-change device described above and an associated adapter.
  • FIG. 1 is a first embodiment of a quick change system with a quick coupler 1 and an associated adapter 2 for easy change of attachments to vehicles, especially construction machines, shown in a coupled position.
  • a quick-change system for example, swinging buckets, grippers, shears, magnets, compressors, hydraulic breakers or other mechanical or hydraulic attachments can be easily and conveniently connected or disconnected from a cab on a boom or other attachment of a construction vehicle.
  • FIG. 2 separately shown and attachable to an attachment adapter 2 includes a base plate 3 and two mutually parallel, arranged at right angles to the base plate 3 and spaced side cheeks 4, between which a bolt-shaped first coupling element 5 and a spaced apart at a predetermined distance, bolt-shaped second coupling element 6 to detachable connection with the quick coupler 2 are arranged.
  • the two bolt-shaped coupling elements 5 and 6 are inserted with their respective ends in corresponding holes 7 and 8 in the two side walls 4 of the adapter 2 and fixed there.
  • the in FIG. 4 individually shown quick coupler 1 is eg mounted on a boom of an excavator. It contains on one side forwardly open, first receptacles 9 for receiving and holding the first bolt-shaped coupling element 5 and on the other side downwardly open second receptacles 10 for receiving the second bolt-shaped coupling element 6.
  • the open to the front first receptacles 9 are claw- or forked.
  • the downwardly open receptacles 10 have a curved lower contact surface 11 for abutment of the second bolt-shaped coupling element 6.
  • the quick coupler 1 contains in FIG. 4 recognizable guide holes 12, in which two not visible here locking bolt guided and arranged hydraulically movable between a retracted release position and an extended locking position.
  • the downwardly open second receptacles 10 are closed by the arranged in the guide holes 12 locking bolt on the bottom, so that the second bolt-shaped coupling element 6 is under the handles of the locking bolt and the adapter 2 can be held on the quick coupler 1.
  • the quick coupler 1 includes a carrier 13, which contains two claw-shaped receptacles 9 for the first coupling element 5 on one side and two receptacles 10 for the second coupling element 6 on the other side.
  • a carrier 13 which contains two claw-shaped receptacles 9 for the first coupling element 5 on one side and two receptacles 10 for the second coupling element 6 on the other side.
  • parallel side members 14 On two at the top of the support 13 arranged parallel side members 14 also continuous receiving openings 15 are provided for fastening bolts, not shown for attaching the quick coupler 1 to a boom of an excavator or a connection part of another construction vehicle.
  • slidably disposed locking pin can be hydraulically extended, so that the second pin-shaped coupling element 6 engages on the adapter 2 of the two locking pin on the quick coupler 2 and the adapter 2 is thus held on the quick coupler 1 ,
  • the jaw side ie belonging to the claw-shaped first receptacles 9 of the quick coupler 1
  • first coupling element 5 two spaced slimmer coupling portions 16 for engagement with the claw-shaped receptacles 9 of the quick coupler 1 and an interposed guide portion 17 with an opposite the coupling areas 16 enlarged Cross-section on.
  • the first coupling element 5 is designed as a pin with different diameters.
  • the bolt-shaped first coupling element 5 has a smaller diameter and in the guide region has an enlarged diameter relative to the coupling regions 16.
  • lateral guide surfaces 18 are provided at the transitions from the outer coupling regions 16 to the inner guide region 17.
  • an additional guidance of the adapter 2 on the quick coupler 1 can be achieved by the guide area 17, which is widened in cross-section.
  • a positioning aid when coupling the adapter 2 to the quick coupler 1 but also improved guidance in the coupled state can be achieved.
  • operational vibration and vibration fractures caused thereby or other damage can be reduced. Due to the positionally accurate guidance and mounting further damage to the electrical or hydraulic coupling elements can be avoided.
  • the first coupling element 5 can also be designed so that there is no cross section extended guide area, that has no cross-sectional widening compared to the coupling areas.
  • FIG. 2 It can be seen that on the locking side, ie belonging to the second receptacles 10 of the quick coupler 1, second pin-shaped coupling element 6 of the adapter 2, a coupling element carrier 19 is mounted for holding adapter-side coupling elements for a clutch with quick coupler-side coupling elements 2.
  • a coupling element carrier 19 about arranged on the coupling element carrier 19 - not shown here - adapter-side coupling elements can be connected to the power supply of an attachment to the adapter 2 provided energy connections when coupling the adapter 2 to the quick coupler 1 automatically with appropriate power supply lines on the quick coupler 1.
  • an attachment can be supplied eg with hydraulic fluid, electrical energy or another energy source.
  • the coupling element carrier 19 is fastened via holding webs 20 to the second bolt-shaped coupling element 6.
  • the locking-side second coupling element 6 can also have two slender coupling regions 21 spaced apart from one another for engagement with the associated receptacles 10 of the quick-change device 1 and a guide region 22 arranged therebetween with a cross-section which is larger than the coupling regions 16. But the second coupling element 6 can also have a uniform diameter over the entire length.
  • FIG. 4 the belonging to the adapter 2 quick coupler 1 is shown.
  • This has between the two claw-shaped receptacles 9 a recessed or recessed receiving portion 23 for receiving the guide portion 17 on the first coupling element 5 of the adapter 1.
  • the in FIG. 5 enlarged receiving area 23 is adapted to the outer contour of the guide portion 17. It has a slightly greater width than the guide region 17 of the first coupling element 5.
  • the depth of the receiving region 23 is also adapted to the enlarged cross section of the guide region 17.
  • lateral guide surfaces 24 can also be provided on the guide region 17.
  • the quick coupler 1 additional positive locking elements 25 for positive engagement with in FIG. 3 shown counter-elements 26 provided on the jaw-side coupling element 5 of the adapter 2.
  • This creates a specific and well-defined interface for a type of coded connection on the carrier. In this way it can be ensured that only one of the connections of the quick coupler matching and thus the safety provisions sufficient adapter is coupled to the quick coupler.
  • the coupling mechanically identical but different from the technical connection quick coupler and adapter can be avoided and thus increased security.
  • a more accurate guidance and positioning between the quick coupler 1 and the adapter 2 can be achieved.
  • the form-fitting elements 25 arranged on the side of the claw-shaped first seats 9 of the carrier 2 are designed as webs with a trapezoidal or wedge-shaped cross section.
  • the associated counter-elements 26 on the jaw-side first coupling element 5 of the adapter 2 are according to FIG. 3 designed as annular grooves.
  • the here groove-shaped counter-elements 26 are arranged on the cross-sectionally enlarged guide portion 17 of the first coupling element 5.
  • the counter-elements 26 belonging to the positive-locking elements 25 can also be arranged on a coupling element 5 without a guide region with a cross-sectional widening. How out FIG.
  • the positive-locking elements 25 are arranged in the embodiment shown at a mounted within the receiving area 23 of the quick coupler 1, strip-shaped carrier 27.
  • the positive-locking elements 25 can also be formed directly on the quick coupler 2.
  • the form-fitting elements 25 and the associated counter-elements 26 are matched to each other both of the form and of the arrangement.
  • the positive locking elements 25 are designed as webs with trapezoidal cross-section and different width.
  • the form-fitting elements 25 are arranged at defined intervals.
  • the counter-elements 26 belonging to the interlocking elements 25 on the first coupling element 5 have corresponding shapes and spacings.
  • FIG. 6 is another embodiment of a quick coupler 1 shown in a view obliquely from below.
  • positive locking elements 25 for positive engagement with in FIG. 8 shown counter-elements 26 provided on the locking-side second coupling element 6 of the adapter 2.
  • the web or block-shaped positive-locking elements 25 are designed to engage in correspondingly shaped depressions or grooves as counter-elements 26.
  • the outwardly projecting positive locking elements 25 form-fitting elements 25 are provided on the quick coupler 2 both on the inside of the two locking side second receptacles 10 and on the underside of the carrier 13 between the two receptacles 10.
  • the positive-locking elements 25 can also be arranged only on the receptacles 10 or between the two receptacles 10.
  • FIG. 8 shows a quick coupler 1 of FIG. 6 belonging adapter 2.
  • the counter-elements 26 corresponding to the positive-locking elements 25 on the quick coupler 1 are arranged on the locking-side second coupling element 6.
  • no additional positive locking elements 25 are arranged on the first coupling element 5 designed as a bolt with a uniform diameter throughout.
  • positive-locking elements 25 can also be provided here.
  • FIG. 9 shows that the counter-elements 26 designed here as grooves are arranged on a stepped, strip-shaped support element 28.
  • the almost over the entire length of the coupling element 6 extending support member 28 has a projecting central region 29 and recessed outer portions 30.
  • the groove-shaped counter-elements 26 are provided for engagement of the positive-locking elements 25 of the quick coupler 1.
  • the strip-shaped support element 28 may be inserted into a corresponding groove on the outside of the bolt-shaped coupling element 6.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
EP18209113.2A 2017-12-19 2018-11-29 Dispositif de changement rapide, adaptateur et système de changement rapide Active EP3502356B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL18209113T PL3502356T3 (pl) 2017-12-19 2018-11-29 Szybkozłącze, adapter i system szybkozłączy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102017130437.1A DE102017130437A1 (de) 2017-12-19 2017-12-19 Schnellwechsler, Adapter und Schnellwechselsystem

Publications (2)

Publication Number Publication Date
EP3502356A1 true EP3502356A1 (fr) 2019-06-26
EP3502356B1 EP3502356B1 (fr) 2021-03-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP18209113.2A Active EP3502356B1 (fr) 2017-12-19 2018-11-29 Dispositif de changement rapide, adaptateur et système de changement rapide

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Country Link
EP (1) EP3502356B1 (fr)
DE (1) DE102017130437A1 (fr)
ES (1) ES2860324T3 (fr)
PL (1) PL3502356T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113833047A (zh) * 2020-06-08 2021-12-24 优快科德国公司 用于快速更换系统的适配器以及具有这类适配器的快速更换系统

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113123385B (zh) * 2021-04-16 2022-03-18 湖南大学 一种用于应急救援工程装备的全自动快换装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0438931A1 (fr) * 1990-01-26 1991-07-31 Societe En Nom Collectif Morin Freres Dispositif pour fixer un godet, ou analogue, à l'extrémité du bras d'un chargeur
WO2004072387A1 (fr) * 2003-02-17 2004-08-26 Oilquick Ab Systeme comprenant un dispositif de fixation d'outil et un outil
EP1566489A1 (fr) * 2004-02-18 2005-08-24 Liebherr-Hydraulikbagger GmbH Engin de travaux publics avec attache rapide
EP3023549A1 (fr) * 2014-11-20 2016-05-25 Baumaschinentechnik Gesellschaft m.b.H. Raccord pour engins
DE202016104780U1 (de) * 2016-07-14 2016-09-15 Baumaschinentechnik Gesellschaft M.B.H. Kupplung für Baumaschinen
DE102016010632B3 (de) * 2016-09-05 2017-05-24 Robert Riedlberger Verriegelungsbolzen mit Medienkupplung

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2725224B1 (fr) * 1994-09-29 1997-04-18 Morin Freres Perfectionnements aux dispositifs pour fixer un outil a l'extremite du bras d'une pelle hydraulique ou analogue
NO20050638D0 (no) * 2005-02-04 2005-02-04 Gjerstad Mek Ind As Vendbar hurtigkobling
DE102005037105C5 (de) * 2005-08-03 2011-06-22 Lehnhoff Hartstahl GmbH & Co. KG, 76534 Adapter für ein Arbeitsgerät als Teil einer Schnellwechselvorrichtung und Schnellwechselvorrichtung
GB2516381A (en) * 2010-08-04 2015-01-21 Miller Int Ltd Wear indicators for a coupler for an excavator
DE202013001658U1 (de) 2013-02-20 2013-03-11 Oilquick Deutschland Gmbh Schnellwechseladapter mit einer Schmutzschutzvorrichtung
PL2990538T3 (pl) * 2014-08-25 2019-07-31 Cangini Benne S.R.L. Urządzenie szybko blokująco-zwalniające do przemieszczającej ziemię maszyny

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0438931A1 (fr) * 1990-01-26 1991-07-31 Societe En Nom Collectif Morin Freres Dispositif pour fixer un godet, ou analogue, à l'extrémité du bras d'un chargeur
WO2004072387A1 (fr) * 2003-02-17 2004-08-26 Oilquick Ab Systeme comprenant un dispositif de fixation d'outil et un outil
EP1566489A1 (fr) * 2004-02-18 2005-08-24 Liebherr-Hydraulikbagger GmbH Engin de travaux publics avec attache rapide
EP3023549A1 (fr) * 2014-11-20 2016-05-25 Baumaschinentechnik Gesellschaft m.b.H. Raccord pour engins
DE202016104780U1 (de) * 2016-07-14 2016-09-15 Baumaschinentechnik Gesellschaft M.B.H. Kupplung für Baumaschinen
DE102016010632B3 (de) * 2016-09-05 2017-05-24 Robert Riedlberger Verriegelungsbolzen mit Medienkupplung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113833047A (zh) * 2020-06-08 2021-12-24 优快科德国公司 用于快速更换系统的适配器以及具有这类适配器的快速更换系统

Also Published As

Publication number Publication date
ES2860324T3 (es) 2021-10-04
DE102017130437A1 (de) 2019-06-19
EP3502356B1 (fr) 2021-03-03
PL3502356T3 (pl) 2021-07-12

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