EP4397812A4 - Engin de travail - Google Patents

Engin de travail

Info

Publication number: EP4397812A4
Authority: EP; European Patent Office
Prior art keywords: working machine; working; machine
Prior art date: 2021-10-28
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

EP22886510.1A

Other languages

German (de)

English (en)

Other versions

EP4397812A1 (fr

Inventor

Ryunosuke MIYAZAKI

Takayuki Doi

Daisuke Noda

Nobuhiro FUKUO

Kenichi Terauchi

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.)

Kobelco Construction Machinery Co Ltd

Original Assignee

Kobelco Construction Machinery Co 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.)

2021-10-28

Filing date

2022-09-15

Publication date

2025-03-19

2022-07-11 Priority claimed from JP2022111032A external-priority patent/JP2023066361A/ja

2022-09-15 Application filed by Kobelco Construction Machinery Co Ltd filed Critical Kobelco Construction Machinery Co Ltd

2024-07-10 Publication of EP4397812A1 publication Critical patent/EP4397812A1/fr

2025-03-19 Publication of EP4397812A4 publication Critical patent/EP4397812A4/fr

Status Pending legal-status Critical Current

Links

Classifications

- 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
- E02F9/26—Indicating devices
- 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
- E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
- E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
- 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
- E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
- E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
- E02F3/435—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like
- E02F3/437—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like providing automatic sequences of movements, e.g. linear excavation, keeping dipper angle constant
- 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
- 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
- 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
- E02F9/26—Indicating devices
- E02F9/261—Surveying the work-site to be treated
- E02F9/262—Surveying the work-site to be treated with follow-up actions to control the work tool, e.g. controller
- 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
- E02F9/26—Indicating devices
- E02F9/264—Sensors and their calibration for indicating the position of the work tool
- E02F9/265—Sensors and their calibration for indicating the position of the work tool with follow-up actions (e.g. control signals sent to actuate the work tool)

Landscapes

Engineering & Computer Science (AREA)
Mining & Mineral Resources (AREA)
Civil Engineering (AREA)
General Engineering & Computer Science (AREA)
Structural Engineering (AREA)
Mechanical Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Paleontology (AREA)
Operation Control Of Excavators (AREA)

EP22886510.1A 2021-10-28 2022-09-15 Engin de travail Pending EP4397812A4 (fr)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JP2021176405		2021-10-28
JP2022111032A JP2023066361A (ja)	2021-10-28	2022-07-11	作業機械
PCT/JP2022/034606 WO2023074176A1 (fr)	2021-10-28	2022-09-15	Engin de travail

Publications (2)

Publication Number	Publication Date
EP4397812A1 EP4397812A1 (fr)	2024-07-10
EP4397812A4 true EP4397812A4 (fr)	2025-03-19

Family

ID=86157856

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP22886510.1A Pending EP4397812A4 (fr)	2021-10-28	2022-09-15	Engin de travail

Country Status (3)

Country	Link
US (1)	US20240401304A1 (fr)
EP (1)	EP4397812A4 (fr)
WO (1)	WO2023074176A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2026014517A (ja) *	2024-07-19	2026-01-29	株式会社神戸製鋼所	作業機械の旋回制御装置およびこれを備えた作業機械

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH11158933A (ja) *	1997-11-27	1999-06-15	Hitachi Constr Mach Co Ltd	自動運転ショベル
WO2021060534A1 (fr) *	2019-09-26	2021-04-01	住友建機株式会社	Excavatrice et dispositif d'affichage d'excavatrice
CN113544338A (zh) *	2019-03-28	2021-10-22	住友建机株式会社	挖土机及施工系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3364419B2 (ja) *	1997-10-29	2003-01-08	新キャタピラー三菱株式会社	遠隔無線操縦システム並びに遠隔操縦装置，移動式中継局及び無線移動式作業機械
JP2001123479A (ja)	1999-10-28	2001-05-08	Hitachi Constr Mach Co Ltd	自動運転ショベル
JP2002294735A (ja) *	2001-03-28	2002-10-09	Kumano Takeshi Kensetsu Kk	掘削機械
KR102708710B1 (ko) *	2018-11-14	2024-09-20	스미도모쥬기가이고교 가부시키가이샤	쇼벨, 쇼벨의 제어장치
KR102685684B1 (ko) *	2018-11-14	2024-07-15	스미도모쥬기가이고교 가부시키가이샤	쇼벨, 쇼벨의 제어장치
KR102785874B1 (ko) *	2019-02-04	2025-03-21	스미도모쥬기가이고교 가부시키가이샤	쇼벨
EP3951079A4 (fr) *	2019-03-29	2022-06-08	Sumitomo Construction Machinery Co., Ltd.	Pelle

2022
- 2022-09-15 US US18/700,401 patent/US20240401304A1/en active Pending
- 2022-09-15 EP EP22886510.1A patent/EP4397812A4/fr active Pending
- 2022-09-15 WO PCT/JP2022/034606 patent/WO2023074176A1/fr not_active Ceased

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH11158933A (ja) *	1997-11-27	1999-06-15	Hitachi Constr Mach Co Ltd	自動運転ショベル
CN113544338A (zh) *	2019-03-28	2021-10-22	住友建机株式会社	挖土机及施工系统
EP3951085A1 (fr) *	2019-03-28	2022-02-09	Sumitomo Construction Machinery Co., Ltd.	Excavatrice et système de construction
WO2021060534A1 (fr) *	2019-09-26	2021-04-01	住友建機株式会社	Excavatrice et dispositif d'affichage d'excavatrice

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023074176A1 *

Also Published As

Publication number	Publication date
WO2023074176A1 (fr)	2023-05-04
EP4397812A1 (fr)	2024-07-10
US20240401304A1 (en)	2024-12-05

Legal Events

Date	Code	Title	Description
2023-05-05	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2024-06-07	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
2024-06-07	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2024-07-10	17P	Request for examination filed	Effective date: 20240403
2024-07-10	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
2025-02-05	DAV	Request for validation of the european patent (deleted)
2025-02-05	DAX	Request for extension of the european patent (deleted)
2025-03-19	A4	Supplementary search report drawn up and despatched	Effective date: 20250217
2025-03-19	RIC1	Information provided on ipc code assigned before grant	Ipc: E02F 9/26 20060101ALI20250211BHEP Ipc: E02F 9/22 20060101ALI20250211BHEP Ipc: E02F 9/20 20060101ALI20250211BHEP Ipc: E02F 3/43 20060101AFI20250211BHEP

Publication	Publication Date	Title
EP4286599A4 (fr)	2025-03-26	Machine de travail
EP3770338C0 (fr)	2023-11-08	Machine de travail
EP4306726A4 (fr)	2025-02-19	Engin de terrassement
EP4198206A4 (fr)	2024-09-04	Engin de chantier
EP4230806A4 (fr)	2024-09-18	Engin de chantier
EP4012108A4 (fr)	2023-09-06	Machine de travail
EP4079128A4 (fr)	2024-01-10	Machine de travail
EP4036318A4 (fr)	2023-10-18	Engin de chantier
EP3992372A4 (fr)	2023-11-15	Machine de travail
EP4372155A4 (fr)	2025-07-09	Engin de chantier
EP4290021A4 (fr)	2025-02-19	Engin de chantier
EP4194623A4 (fr)	2024-08-21	Engin de chantier
EP3702313C0 (fr)	2024-10-16	Machine de travail
EP4382680A4 (fr)	2025-08-06	Machine de travail
EP4036319A4 (fr)	2023-10-04	Engin de chantier
EP4394132A4 (fr)	2025-03-05	Engin de chantier
EP4001670A4 (fr)	2023-08-02	Engin de chantier
EP4173747A4 (fr)	2023-12-27	Machine-outil
EP4039890A4 (fr)	2023-10-11	Engin de chantier
EP4379150A4 (fr)	2025-08-27	Machine de travail
EP4403709A4 (fr)	2025-01-15	Machine de travail
EP4019454A4 (fr)	2023-10-25	Machine de travail
EP4446500A4 (fr)	2025-12-03	Engin de chantier
EP4261352A4 (fr)	2024-10-30	Engin de chantier
EP4190979A4 (fr)	2024-09-25	Engin de chantier