JPWO2022224624A1 - - Google Patents

Info

Publication number
JPWO2022224624A1
JPWO2022224624A1 JP2023516332A JP2023516332A JPWO2022224624A1 JP WO2022224624 A1 JPWO2022224624 A1 JP WO2022224624A1 JP 2023516332 A JP2023516332 A JP 2023516332A JP 2023516332 A JP2023516332 A JP 2023516332A JP WO2022224624 A1 JPWO2022224624 A1 JP WO2022224624A1
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.)
Granted
Application number
JP2023516332A
Other languages
Japanese (ja)
Other versions
JP7375260B2 (en
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 JPWO2022224624A1 publication Critical patent/JPWO2022224624A1/ja
Application granted granted Critical
Publication of JP7375260B2 publication Critical patent/JP7375260B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • E02F3/42—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
    • 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
    • E02F9/24—Safety devices, e.g. for preventing overload

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)
JP2023516332A 2021-04-19 2022-03-11 working machine Active JP7375260B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021070573 2021-04-19
JP2021070573 2021-04-19
PCT/JP2022/011129 WO2022224624A1 (en) 2021-04-19 2022-03-11 Work machine

Publications (2)

Publication Number Publication Date
JPWO2022224624A1 true JPWO2022224624A1 (en) 2022-10-27
JP7375260B2 JP7375260B2 (en) 2023-11-07

Family

ID=83722895

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023516332A Active JP7375260B2 (en) 2021-04-19 2022-03-11 working machine

Country Status (2)

Country Link
JP (1) JP7375260B2 (en)
WO (1) WO2022224624A1 (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0820974A (en) * 1994-07-11 1996-01-23 Hitachi Constr Mach Co Ltd Restricting device for working range of construction machine
JP4776640B2 (en) * 2008-01-29 2011-09-21 日立建機株式会社 Front control device of hydraulic excavator
WO2011049079A1 (en) 2009-10-19 2011-04-28 日立建機株式会社 Operation machine
JP5059953B2 (en) 2011-02-22 2012-10-31 株式会社小松製作所 Work range display device for hydraulic excavator and control method thereof
JP6942532B2 (en) 2017-06-21 2021-09-29 住友重機械工業株式会社 Excavator
US11352761B2 (en) 2018-09-03 2022-06-07 Hitachi Construction Machinery Co., Ltd. Work machine with jacked-up state control

Also Published As

Publication number Publication date
WO2022224624A1 (en) 2022-10-27
JP7375260B2 (en) 2023-11-07

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