EP4200479C0 - QUICK CHANGE SYSTEM AND QUICK CHANGE SYSTEM - Google Patents

QUICK CHANGE SYSTEM AND QUICK CHANGE SYSTEM

Info

Publication number: EP4200479C0
Authority: EP; European Patent Office
Prior art keywords: quick change; change system; quick; change
Prior art date: 2020-08-06
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.): Active

Application number

EP21749639.7A

Other languages

German (de)

French (fr)

Other versions

EP4200479B1 (en

EP4200479A1 (en

Inventor

Stefano Salvatore Di

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.)

Qcs Quickchangesystem Emuk GmbH

Original Assignee

Qcs Quickchangesystem Emuk 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.)

2020-08-06

Filing date

2021-07-28

Publication date

2025-08-27

2021-07-28 Application filed by Qcs Quickchangesystem Emuk GmbH filed Critical Qcs Quickchangesystem Emuk GmbH

2023-06-28 Publication of EP4200479A1 publication Critical patent/EP4200479A1/en

2025-08-27 Application granted granted Critical

2025-08-27 Publication of EP4200479B1 publication Critical patent/EP4200479B1/en

2025-08-27 Publication of EP4200479C0 publication Critical patent/EP4200479C0/en

Status Active legal-status Critical Current

2041-07-28 Anticipated expiration legal-status Critical

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
- E02F3/3654—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
- 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
- E02F3/364—Devices to connect tools to arms, booms or the like of the quick acting type, e.g. controlled from the operator seat using wedges
- 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
- 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
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
- E02F9/2275—Hoses and supports therefor and protection therefor

Landscapes

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)
Shovels (AREA)
Retarders (AREA)

EP21749639.7A 2020-08-06 2021-07-28 Quick-change unit and quick-change system Active EP4200479B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
EP20189849.1A EP3951067B1 (en)	2020-08-06	2020-08-06	Quick change device
PCT/EP2021/071102 WO2022028974A1 (en)	2020-08-06	2021-07-28	Quick-change unit and quick-change system

Publications (3)

Publication Number	Publication Date
EP4200479A1 EP4200479A1 (en)	2023-06-28
EP4200479B1 EP4200479B1 (en)	2025-08-27
EP4200479C0 true EP4200479C0 (en)	2025-08-27

Family

ID=71994382

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
EP20189849.1A Active EP3951067B1 (en)	2020-08-06	2020-08-06	Quick change device
EP21749639.7A Active EP4200479B1 (en)	2020-08-06	2021-07-28	Quick-change unit and quick-change system

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
EP20189849.1A Active EP3951067B1 (en)	2020-08-06	2020-08-06	Quick change device

Country Status (7)

Country	Link
US (1)	US12509846B2 (en)
EP (2)	EP3951067B1 (en)
JP (1)	JP7758371B2 (en)
KR (1)	KR20230045021A (en)
CN (1)	CN116209811B (en)
PL (2)	PL3951067T3 (en)
WO (1)	WO2022028974A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE102022125112A1 (en) *	2022-09-29	2024-04-04	OilQuick Deutschland KG	Quick coupler
DE102022127836A1 (en) *	2022-10-21	2024-05-02	Liebherr-Hydraulikbagger Gmbh	Excavator bucket
EP4682562A2 (en)	2024-04-04	2026-01-21	LG Energy Solution, Ltd.	Battery diagnosis apparatus and operation method thereof

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE463319B (en)	1989-07-18	1990-11-05	John Teodor Sonerud	CONNECTING DRIVE SYSTEM TO A WORKING EQUIPMENT ON AN EXCAVATOR OR SIMILAR
SE504450C2 (en) *	1996-02-19	1997-02-17	Kavlugnt Ab	Coupling device for connecting a working tool to a working machine; both mechanical coupling and quick coupling of the hydraulic couplings
DE102004037459A1 (en) *	2004-08-02	2006-02-23	Liebherr-Hydraulikbagger Gmbh	Hydraulic quick coupling
AT8623U3 (en) *	2006-03-27	2007-04-15	Baumaschinentechnik Ges M B H	DEVICE FOR MOUNTING ATTACHMENTS
DE102006023420B4 (en) *	2006-05-17	2013-02-28	Lehnhoff Hartstahl Gmbh & Co. Kg	Quick change device
WO2010062166A1 (en) *	2008-11-27	2010-06-03	Caterpillar Work Tools B.V.	Work tool coupling arrangement
AT11312U1 (en) *	2009-03-23	2010-08-15	Baumaschinentechnik Ges M B H	QUICK COUPLING FOR CONSTRUCTION MACHINES
SE534020C2 (en) *	2009-08-11	2011-04-05	Oilquick Ab	Utility bracket with hydraulic controlled locking function
US20140294497A1 (en) *	2013-04-02	2014-10-02	Caterpillar Inc.	Locking system for quick coupler
ITBO20130357A1 (en) *	2013-07-10	2015-01-11	Cangini Benne Srl	QUICK ATTACHMENT, AND RELATED CONNECTION EQUIPMENT, OF A TOOL AND A DRIVE ARM
SE539425C2 (en) *	2014-09-03	2017-09-19	Ytf Sweden Ab	Quick coupler for attaching a hydraulically operated tool / implement to an excavator
DE102014119748A1 (en) *	2014-12-31	2016-06-30	Lehnhoff Hartstahl Gmbh & Co. Kg	Quick coupler and adapter of a quick-change device
DE102016014585A1 (en) *	2016-12-08	2018-06-14	Wirtgen Gmbh	Actuating unit for locking a component of a construction machine and construction machine with such an actuating unit
DE102017122889A1 (en)	2017-10-02	2019-04-04	Lehnhoff Hartstahl Gmbh	Quick coupler
GB2580380B (en)	2019-01-08	2021-07-21	Hiltec Designs Ltd	Coupler with power connection system
SE1950075A1 (en) *	2019-01-23	2020-07-24	Rototilt Group Ab	A tool bracket and a tool implement comprising such a tool bracket

2020
- 2020-08-06 PL PL20189849.1T patent/PL3951067T3/en unknown
- 2020-08-06 EP EP20189849.1A patent/EP3951067B1/en active Active
2021
- 2021-07-28 US US18/040,556 patent/US12509846B2/en active Active
- 2021-07-28 KR KR1020237004386A patent/KR20230045021A/en active Pending
- 2021-07-28 PL PL21749639.7T patent/PL4200479T3/en unknown
- 2021-07-28 JP JP2023508027A patent/JP7758371B2/en active Active
- 2021-07-28 WO PCT/EP2021/071102 patent/WO2022028974A1/en not_active Ceased
- 2021-07-28 CN CN202180056825.3A patent/CN116209811B/en active Active
- 2021-07-28 EP EP21749639.7A patent/EP4200479B1/en active Active

Also Published As

Publication number	Publication date
EP3951067A1 (en)	2022-02-09
EP3951067B1 (en)	2024-02-07
KR20230045021A (en)	2023-04-04
US20230313485A1 (en)	2023-10-05
PL3951067T3 (en)	2024-05-27
CN116209811A (en)	2023-06-02
US12509846B2 (en)	2025-12-30
EP3951067C0 (en)	2024-02-07
JP7758371B2 (en)	2025-10-22
PL4200479T3 (en)	2026-01-26
CN116209811B (en)	2025-11-14
EP4200479B1 (en)	2025-08-27
JP2023537013A (en)	2023-08-30
WO2022028974A1 (en)	2022-02-10
EP4200479A1 (en)	2023-06-28

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Legal Events

Date	Code	Title	Description
2021-08-13	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: UNKNOWN
2022-02-11	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2023-05-26	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2023-05-26	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2023-06-28	17P	Request for examination filed	Effective date: 20230510
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2025-04-23	INTG	Intention to grant announced	Effective date: 20250325
2025-05-07	RAP3	Party data changed (applicant data changed or rights of an application transferred)	Owner name: QCS QUICKCHANGESYSTEM EMUK GMBH
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