EP3892781A4 - Safety device and construction machine - Google Patents

Safety device and construction machine Download PDF

Info

Publication number
EP3892781A4
EP3892781A4 EP20759411.0A EP20759411A EP3892781A4 EP 3892781 A4 EP3892781 A4 EP 3892781A4 EP 20759411 A EP20759411 A EP 20759411A EP 3892781 A4 EP3892781 A4 EP 3892781A4
Authority
EP
European Patent Office
Prior art keywords
safety device
construction machine
construction
machine
safety
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.)
Withdrawn
Application number
EP20759411.0A
Other languages
German (de)
French (fr)
Other versions
EP3892781A1 (en
Inventor
Takayuki Doi
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.)
Filing date
Publication date
Application filed by Kobelco Construction Machinery Co Ltd filed Critical Kobelco Construction Machinery Co Ltd
Publication of EP3892781A1 publication Critical patent/EP3892781A1/en
Publication of EP3892781A4 publication Critical patent/EP3892781A4/en
Withdrawn legal-status Critical Current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
    • E02F9/20—Drives; Control devices
    • E02F9/2025—Particular purposes of control systems not otherwise provided for
    • E02F9/2033—Limiting the movement of frames or implements, e.g. to avoid collision between implements and the cabin
    • 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
    • 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
    • E02F9/24—Safety devices, e.g. for preventing overload
    • 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)
    • 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
    • E02F3/30—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom
    • E02F3/32—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 with a dipper-arm pivoted on a cantilever beam, i.e. boom working downwardly and towards the machine, e.g. with backhoes
    • 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
    • E02F3/439—Automatic repositioning of the implement, e.g. automatic dumping, auto-return

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Operation Control Of Excavators (AREA)
  • Component Parts Of Construction Machinery (AREA)
EP20759411.0A 2019-02-19 2020-01-21 Safety device and construction machine Withdrawn EP3892781A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019027259A JP2020133223A (en) 2019-02-19 2019-02-19 Safety device and construction machine
PCT/JP2020/001805 WO2020170687A1 (en) 2019-02-19 2020-01-21 Safety device and construction machine

Publications (2)

Publication Number Publication Date
EP3892781A1 EP3892781A1 (en) 2021-10-13
EP3892781A4 true EP3892781A4 (en) 2022-03-02

Family

ID=72144213

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20759411.0A Withdrawn EP3892781A4 (en) 2019-02-19 2020-01-21 Safety device and construction machine

Country Status (5)

Country Link
US (1) US20220018095A1 (en)
EP (1) EP3892781A4 (en)
JP (1) JP2020133223A (en)
CN (1) CN113272499A (en)
WO (1) WO2020170687A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020133223A (en) * 2019-02-19 2020-08-31 コベルコ建機株式会社 Safety device and construction machine
US20220119228A1 (en) * 2020-10-21 2022-04-21 Cashman Dredging And Marine Contracting, Co., Llc Lidar loading system
WO2022210620A1 (en) * 2021-03-29 2022-10-06 住友重機械工業株式会社 Excavator and excavator assist system
JP2023034980A (en) * 2021-08-31 2023-03-13 株式会社小松製作所 Control system, control method, and control program
WO2023105944A1 (en) * 2021-12-10 2023-06-15 日立建機株式会社 Work machine

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0321894A2 (en) * 1987-12-22 1989-06-28 Fuji Jukogyo Kabushiki Kaisha Vehicle traction control system providing for the prevention of vehicle turnover
US9256227B1 (en) * 2014-09-12 2016-02-09 Caterpillar Inc. System and method for controlling the operation of a machine
US20160040398A1 (en) * 2014-06-02 2016-02-11 Komatsu Ltd. Construction machine control system and method of controlling construction machine
US20160281335A1 (en) * 2013-11-14 2016-09-29 Empresa De Transformación Agraria. Sa.A. (Tragsa System and method for controlling stability in heavy machinery
JP2018165935A (en) * 2017-03-28 2018-10-25 日立建機株式会社 Operation data storage device
JP2019002242A (en) * 2017-06-19 2019-01-10 株式会社神戸製鋼所 Overturn preventing device and work machine

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08269998A (en) 1995-03-31 1996-10-15 Hitachi Constr Mach Co Ltd Area limit control device for construction machine
US5854988A (en) * 1996-06-05 1998-12-29 Topcon Laser Systems, Inc. Method for controlling an excavator
JP2003090729A (en) * 2001-09-20 2003-03-28 Mitsubishi Electric Corp Navigation apparatus
WO2004027164A1 (en) * 2002-09-17 2004-04-01 Hitachi Construction Machinery Co., Ltd. Excavation teaching apparatus for construction machine
JP2005104625A (en) * 2003-09-29 2005-04-21 Komatsu Ltd Overturn preventive control device of working vehicle
US8139108B2 (en) * 2007-01-31 2012-03-20 Caterpillar Inc. Simulation system implementing real-time machine data
JP5789279B2 (en) * 2013-04-10 2015-10-07 株式会社小松製作所 Excavation machine construction management device, hydraulic excavator construction management device, excavation machine and construction management system
JP5969712B1 (en) * 2015-02-02 2016-08-17 株式会社小松製作所 Work vehicle and control method of work vehicle
CN105971050A (en) * 2015-03-13 2016-09-28 住友重机械工业株式会社 Excavator
JP6812339B2 (en) * 2015-03-19 2021-01-13 住友建機株式会社 Excavator
JP6062115B1 (en) * 2016-03-17 2017-01-18 株式会社小松製作所 Work vehicle control system, control method, and work vehicle
US10196796B2 (en) * 2016-05-31 2019-02-05 Komatsu Ltd. Construction machine control system, construction machine, and construction machine control method
JP7122802B2 (en) * 2016-08-05 2022-08-22 株式会社小松製作所 WORK VEHICLE CONTROL SYSTEM, CONTROL METHOD, AND WORK VEHICLE
CN109804121B (en) * 2016-09-30 2022-03-08 住友建机株式会社 Excavator
AU2017239926B2 (en) * 2017-03-31 2018-11-15 Komatsu Ltd. Control system of transporter vehicle, transporter vehicle, and control method of transporter vehicle
CN109429505B (en) * 2017-06-30 2021-05-28 株式会社小松制作所 Imaging device, construction machine, and imaging system
JP2020133223A (en) * 2019-02-19 2020-08-31 コベルコ建機株式会社 Safety device and construction machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0321894A2 (en) * 1987-12-22 1989-06-28 Fuji Jukogyo Kabushiki Kaisha Vehicle traction control system providing for the prevention of vehicle turnover
US20160281335A1 (en) * 2013-11-14 2016-09-29 Empresa De Transformación Agraria. Sa.A. (Tragsa System and method for controlling stability in heavy machinery
US20160040398A1 (en) * 2014-06-02 2016-02-11 Komatsu Ltd. Construction machine control system and method of controlling construction machine
US9256227B1 (en) * 2014-09-12 2016-02-09 Caterpillar Inc. System and method for controlling the operation of a machine
JP2018165935A (en) * 2017-03-28 2018-10-25 日立建機株式会社 Operation data storage device
JP2019002242A (en) * 2017-06-19 2019-01-10 株式会社神戸製鋼所 Overturn preventing device and work machine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020170687A1 *

Also Published As

Publication number Publication date
JP2020133223A (en) 2020-08-31
CN113272499A (en) 2021-08-17
US20220018095A1 (en) 2022-01-20
EP3892781A1 (en) 2021-10-13
WO2020170687A1 (en) 2020-08-27

Similar Documents

Publication Publication Date Title
EP3892781A4 (en) Safety device and construction machine
EP3525314A4 (en) Overcharge prevention device and method
EP3608068A4 (en) Safety device
EP3822417A4 (en) Construction machine and evaluation device
EP3950015A4 (en) Decontamination device
EP3578720A4 (en) Lifting and lowering device for construction machine
EP3719223A4 (en) Work machine and system including work machine
EP3780374A4 (en) Machine protection device and machine protection method
EP3907336A4 (en) Monitoring device and construction machine
GB2590483B (en) Safety device
EP3578721A4 (en) Construction machine safety apparatus and controlling method
EP3950010A4 (en) Continuous decontamination device
EP3591486A4 (en) Work system and work machine
EP3785515A4 (en) Working device and working machine provided therewith
EP3965938A4 (en) Crushing device
EP3965937A4 (en) Crushing device
EP3566019A4 (en) Safety device
EP3409430A4 (en) Work unit and work device
EP3787183A4 (en) Working device and working machine provided therewith
EP3868699A4 (en) Crane device
EP3885058A4 (en) Die-cushion device and press machine
EP3719224A4 (en) Work machine and system including work machine
EP3722521A4 (en) Work machine and system including work machine
EP3965936A4 (en) Crushing device
EP3674488A4 (en) Detection device and construction machine

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

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

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20210709

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

A4 Supplementary search report drawn up and despatched

Effective date: 20220128

RIC1 Information provided on ipc code assigned before grant

Ipc: E02F 9/26 20060101ALI20220124BHEP

Ipc: E02F 9/20 20060101ALI20220124BHEP

Ipc: E02F 9/24 20060101ALI20220124BHEP

Ipc: E02F 3/43 20060101AFI20220124BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20220826