JPWO2022065143A1 - - Google Patents

Info

Publication number
JPWO2022065143A1
JPWO2022065143A1 JP2022551910A JP2022551910A JPWO2022065143A1 JP WO2022065143 A1 JPWO2022065143 A1 JP WO2022065143A1 JP 2022551910 A JP2022551910 A JP 2022551910A JP 2022551910 A JP2022551910 A JP 2022551910A JP WO2022065143 A1 JPWO2022065143 A1 JP WO2022065143A1
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
JP2022551910A
Other versions
JP7297167B2 (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 JPWO2022065143A1 publication Critical patent/JPWO2022065143A1/ja
Application granted granted Critical
Publication of JP7297167B2 publication Critical patent/JP7297167B2/ja
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
    • 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
    • E02F9/2253—Controlling the travelling speed of vehicles, e.g. adjusting travelling speed according to implement loads, control of hydrostatic transmission
    • 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
    • E02F9/2246—Control of prime movers, e.g. depending on the hydraulic load of work tools
    • 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
    • E02F9/2289—Closed circuit
    • 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
    • E02F9/264—Sensors and their calibration for indicating the position of the work tool
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/4008—Control of circuit pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Operation Control Of Excavators (AREA)
JP2022551910A 2020-09-23 2021-09-15 作業車両 Active JP7297167B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020158816 2020-09-23
JP2020158816 2020-09-23
PCT/JP2021/033823 WO2022065143A1 (ja) 2020-09-23 2021-09-15 作業車両

Publications (2)

Publication Number Publication Date
JPWO2022065143A1 true JPWO2022065143A1 (ja) 2022-03-31
JP7297167B2 JP7297167B2 (ja) 2023-06-23

Family

ID=80845342

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022551910A Active JP7297167B2 (ja) 2020-09-23 2021-09-15 作業車両

Country Status (5)

Country Link
US (1) US20230085666A1 (ja)
EP (1) EP4098811A4 (ja)
JP (1) JP7297167B2 (ja)
CN (1) CN115151699A (ja)
WO (1) WO2022065143A1 (ja)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011122706A (ja) * 2009-12-14 2011-06-23 Hitachi Constr Mach Co Ltd 作業車両のクラッチ制御装置
JP2014145447A (ja) * 2013-01-30 2014-08-14 Hitachi Constr Mach Co Ltd 作業車両のクラッチ制御装置
JP2015063271A (ja) * 2013-09-26 2015-04-09 日立建機株式会社 ハイブリッド式作業車両
JP2018053539A (ja) * 2016-09-28 2018-04-05 株式会社Kcm 作業車両
JP2019065571A (ja) * 2017-09-29 2019-04-25 株式会社Kcm ホイールローダ

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02279841A (ja) 1989-04-19 1990-11-15 Yutani Heavy Ind Ltd 建設機械の油圧緩衝制御装置
KR101510783B1 (ko) * 2007-10-24 2015-04-10 히다치 겡키 가부시키 가이샤 작업차량의 원동기 제어장치
CN102817392B (zh) * 2012-07-26 2015-05-13 徐州徐工挖掘机械有限公司 一种油电混合动力液压挖掘机节能控制装置
WO2014104133A1 (ja) * 2012-12-25 2014-07-03 アイシン・エィ・ダブリュ株式会社 変速機の制御装置および制御方法
JP6742260B2 (ja) * 2017-03-03 2020-08-19 日立建機株式会社 作業車両
JP7038515B2 (ja) * 2017-09-29 2022-03-18 日立建機株式会社 ホイールローダ
EP3660229B1 (en) * 2018-09-28 2022-08-03 Hitachi Construction Machinery Co., Ltd. Loading vehicle

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011122706A (ja) * 2009-12-14 2011-06-23 Hitachi Constr Mach Co Ltd 作業車両のクラッチ制御装置
JP2014145447A (ja) * 2013-01-30 2014-08-14 Hitachi Constr Mach Co Ltd 作業車両のクラッチ制御装置
JP2015063271A (ja) * 2013-09-26 2015-04-09 日立建機株式会社 ハイブリッド式作業車両
JP2018053539A (ja) * 2016-09-28 2018-04-05 株式会社Kcm 作業車両
JP2019065571A (ja) * 2017-09-29 2019-04-25 株式会社Kcm ホイールローダ

Also Published As

Publication number Publication date
JP7297167B2 (ja) 2023-06-23
CN115151699A (zh) 2022-10-04
EP4098811A1 (en) 2022-12-07
US20230085666A1 (en) 2023-03-23
EP4098811A4 (en) 2024-02-28
WO2022065143A1 (ja) 2022-03-31

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