JPWO2022209046A1 - - Google Patents

Info

Publication number
JPWO2022209046A1
JPWO2022209046A1 JP2023510238A JP2023510238A JPWO2022209046A1 JP WO2022209046 A1 JPWO2022209046 A1 JP WO2022209046A1 JP 2023510238 A JP2023510238 A JP 2023510238A JP 2023510238 A JP2023510238 A JP 2023510238A JP WO2022209046 A1 JPWO2022209046 A1 JP WO2022209046A1
Authority
JP
Japan
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
JP2023510238A
Other versions
JPWO2022209046A5 (ja
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 filed Critical
Publication of JPWO2022209046A1 publication Critical patent/JPWO2022209046A1/ja
Publication of JPWO2022209046A5 publication Critical patent/JPWO2022209046A5/ja
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
    • 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
    • E02F9/205—Remotely operated machines, e.g. unmanned vehicles
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/40—Special vehicles
    • B60Y2200/41—Construction vehicles, e.g. graders, excavators
    • B60Y2200/412—Excavators
    • 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
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2225—Control of flow rate; Load sensing arrangements using pressure-compensating valves
    • E02F9/2228—Control of flow rate; Load sensing arrangements using pressure-compensating valves including an electronic 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
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2278—Hydraulic circuits
    • E02F9/2296—Systems with a variable displacement pump
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Component Parts Of Construction Machinery (AREA)
JP2023510238A 2021-03-31 2021-12-16 Pending JPWO2022209046A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021061270 2021-03-31
PCT/JP2021/046639 WO2022209046A1 (ja) 2021-03-31 2021-12-16 建設機械

Publications (2)

Publication Number Publication Date
JPWO2022209046A1 true JPWO2022209046A1 (ja) 2022-10-06
JPWO2022209046A5 JPWO2022209046A5 (ja) 2023-11-10

Family

ID=83455748

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023510238A Pending JPWO2022209046A1 (ja) 2021-03-31 2021-12-16

Country Status (6)

Country Link
US (1) US20240052600A1 (ja)
EP (1) EP4317616A1 (ja)
JP (1) JPWO2022209046A1 (ja)
KR (1) KR20230132849A (ja)
CN (1) CN116888330A (ja)
WO (1) WO2022209046A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024111594A1 (ja) * 2022-11-25 2024-05-30 日立建機株式会社 建設機械

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06311570A (ja) * 1993-04-22 1994-11-04 Komatsu Ltd 遠隔操作機械の異常表示装置
JPH08255019A (ja) 1995-03-17 1996-10-01 Hitachi Ltd 自動走行車両
JPH09217383A (ja) * 1996-02-14 1997-08-19 Hitachi Constr Mach Co Ltd 遠隔操作式建設機械
JP2001090118A (ja) * 1999-09-22 2001-04-03 Hitachi Constr Mach Co Ltd 旋回式建設機械
JP2001200553A (ja) * 2000-01-20 2001-07-27 Hitachi Constr Mach Co Ltd 作業機
JP2002047690A (ja) * 2000-07-31 2002-02-15 Kobelco Contstruction Machinery Ltd 建設機械の遠隔操縦装置
JP2002180503A (ja) 2000-10-02 2002-06-26 Komatsu Ltd 作業車両
JP4451224B2 (ja) * 2004-06-09 2010-04-14 住友建機株式会社 建設機械の作業状況報知装置
JP6891087B2 (ja) * 2017-09-29 2021-06-18 株式会社小松製作所 作業車両、表示装置、および障害判定方法

Also Published As

Publication number Publication date
US20240052600A1 (en) 2024-02-15
EP4317616A1 (en) 2024-02-07
KR20230132849A (ko) 2023-09-18
CN116888330A (zh) 2023-10-13
WO2022209046A1 (ja) 2022-10-06

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Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230818

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230818