EP4402321A4 - COUPLER - Google Patents

COUPLER

Info

Publication number: EP4402321A4
Authority: EP; European Patent Office
Prior art keywords: coupler
Prior art date: 2021-09-16
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.): Pending

Application number

EP22869509.4A

Other languages

German (de)

French (fr)

Other versions

EP4402321A1 (en

Inventor

Noel Robert Hughes

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.)

Hughes Asset Group Pty Ltd

Original Assignee

Hughes Asset Group Pty Ltd

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.)

2021-09-16

Filing date

2022-09-15

Publication date

2025-08-20

2021-09-16 Priority claimed from AU2021902983A external-priority patent/AU2021902983A0/en

2022-09-15 Application filed by Hughes Asset Group Pty Ltd filed Critical Hughes Asset Group Pty Ltd

2024-07-24 Publication of EP4402321A1 publication Critical patent/EP4402321A1/en

2025-08-20 Publication of EP4402321A4 publication Critical patent/EP4402321A4/en

Status Pending 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
- E02F3/3618—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
- E02F3/365—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
- 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
- E02F3/369—Devices to connect parts of a boom or an arm

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)

EP22869509.4A 2021-09-16 2022-09-15 COUPLER Pending EP4402321A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
AU2021902983A AU2021902983A0 (en)		2021-09-16	A coupler
PCT/IB2022/058682 WO2023042100A1 (en)	2021-09-16	2022-09-15	A coupler

Publications (2)

Publication Number	Publication Date
EP4402321A1 EP4402321A1 (en)	2024-07-24
EP4402321A4 true EP4402321A4 (en)	2025-08-20

Family

ID=85602496

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP22869509.4A Pending EP4402321A4 (en)	2021-09-16	2022-09-15	COUPLER

Country Status (8)

Country	Link
US (1)	US20240376683A1 (en)
EP (1)	EP4402321A4 (en)
JP (1)	JP2024535848A (en)
KR (1)	KR20240118745A (en)
CN (1)	CN118401720A (en)
AU (1)	AU2022345520A1 (en)
CA (1)	CA3231938A1 (en)
WO (1)	WO2023042100A1 (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
USD1104077S1 (en) *	2023-10-31	2025-12-02	Caterpillar Inc.	Machine linkage
KR102939725B1 (en) *	2024-08-22	2026-03-16	주식회사 제이케이	Clamp push separate type quick coupler and safety device for quick coupler

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20080193210A1 (en) *	2007-02-08	2008-08-14	Cws Industries (Mfg.) Corp.	Pin grabber coupler
IES20130069A2 (en) *	2012-03-02	2013-08-28	Geith Internat Ltd	A safety mechanism for a coupler for coupling an accessory to a dipper arm.
WO2017079792A1 (en) *	2015-11-09	2017-05-18	Elite Attachments Australia Pty Ltd	A piston and cylinder system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AU2010328742B2 (en) *	2009-12-09	2016-06-09	Hughes Asset Group Pty Ltd	Improvements relating to couplers
US9903091B2 (en) *	2014-06-26	2018-02-27	Komatsu Ltd.	Quick coupler
GB2576486B (en) *	2018-06-25	2023-05-10	Miller Uk Ltd	Coupler
CN113557336B (en) *	2018-11-30	2023-10-24	休斯资产集团有限公司	connector
FR3120880B1 (en) *	2021-03-18	2023-11-10	Acb Pume	ASSEMBLY FOR SECURE COUPLING OF A TOOL ON A WORKING ARM OF A PUBLIC WORKS VEHICLE WITH IMPROVED OPERATION

2022
- 2022-09-15 KR KR1020247012488A patent/KR20240118745A/en active Pending
- 2022-09-15 US US18/692,746 patent/US20240376683A1/en active Pending
- 2022-09-15 CN CN202280071266.8A patent/CN118401720A/en active Pending
- 2022-09-15 WO PCT/IB2022/058682 patent/WO2023042100A1/en not_active Ceased
- 2022-09-15 AU AU2022345520A patent/AU2022345520A1/en active Pending
- 2022-09-15 CA CA3231938A patent/CA3231938A1/en active Pending
- 2022-09-15 EP EP22869509.4A patent/EP4402321A4/en active Pending
- 2022-09-15 JP JP2024516834A patent/JP2024535848A/en active Pending

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US20080193210A1 (en) *	2007-02-08	2008-08-14	Cws Industries (Mfg.) Corp.	Pin grabber coupler
IES20130069A2 (en) *	2012-03-02	2013-08-28	Geith Internat Ltd	A safety mechanism for a coupler for coupling an accessory to a dipper arm.
WO2017079792A1 (en) *	2015-11-09	2017-05-18	Elite Attachments Australia Pty Ltd	A piston and cylinder system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023042100A1 *

Also Published As

Publication number	Publication date
EP4402321A1 (en)	2024-07-24
WO2023042100A1 (en)	2023-03-23
US20240376683A1 (en)	2024-11-14
AU2022345520A1 (en)	2024-05-02
CA3231938A1 (en)	2023-03-23
KR20240118745A (en)	2024-08-05
JP2024535848A (en)	2024-10-02
CN118401720A (en)	2024-07-26

Legal Events

Date	Code	Title	Description
2023-03-25	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2024-06-20	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
2024-06-20	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2024-07-24	17P	Request for examination filed	Effective date: 20240415
2024-07-24	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2024-12-25	DAV	Request for validation of the european patent (deleted)
2024-12-25	DAX	Request for extension of the european patent (deleted)
2025-08-20	A4	Supplementary search report drawn up and despatched	Effective date: 20250722
2025-08-20	RIC1	Information provided on ipc code assigned before grant	Ipc: E02F 3/36 20060101AFI20250716BHEP

Publication	Publication Date	Title
EP4186256C0 (en)	2024-12-04	ADI-HOC NETWORK-SLICE-CROSS-COMMUNICATION
EP3810859C0 (en)	2025-09-24	COUPLER
EP4137404A4 (en)	2024-01-17	MULTICOPTER
EP4199925B1 (en)	2026-05-20	CYCLOPENTAPYRROLOREXINE RECEPTORAGONISTS
EP4107782A4 (en)	2024-03-20	MICRORNETS
EP4208295C0 (en)	2026-04-08	MEATGROUNDER
EP4021313A4 (en)	2023-08-23	ANASTOMOSE COUPLER
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EP4063561C0 (en)	2026-02-18	REFINERSEGMENT
DE112021005825A5 (en)	2023-08-10	profile coupling arrangement
EP4204218C0 (en)	2026-03-25	BANDLEGEKOPF
EP4163277C0 (en)	2026-01-14	PYRAZOLDERIVATORS
EP4121664C0 (en)	2025-08-20	COUPLING
EP4192823C0 (en)	2025-12-17	DIFLUORMETHYL-PYRIDINE-2-YL-TRIAZOLES
EP4086497C0 (en)	2024-09-18	COUPLING
EP4154884A4 (en)	2024-05-29	ANTI-SARS-COV-2-DURG
EP4042032C0 (en)	2023-11-01	COUPLING
EP4137402A4 (en)	2024-01-10	MULTICOPTER
EP4256215C0 (en)	2025-07-16	COUPLING ARRANGEMENT
EP4047237C0 (en)	2024-03-27	COUPLING STRUCTURE
MA55378A (en)	2022-01-26	INTEROSSOUS COUPLER
DE112021007890A5 (en)	2024-04-11	Short circuiter
EP4073414A4 (en)	2023-12-27	COUPLING
EP3757420C0 (en)	2024-09-25	COUPLING