JP7320142B2 - 電動式建設機械 - Google Patents

電動式建設機械 Download PDF

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Publication number
JP7320142B2
JP7320142B2 JP2022547386A JP2022547386A JP7320142B2 JP 7320142 B2 JP7320142 B2 JP 7320142B2 JP 2022547386 A JP2022547386 A JP 2022547386A JP 2022547386 A JP2022547386 A JP 2022547386A JP 7320142 B2 JP7320142 B2 JP 7320142B2
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JP
Japan
Prior art keywords
shaft
arm member
arm
cable
cab
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.)
Active
Application number
JP2022547386A
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English (en)
Japanese (ja)
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JPWO2022054316A1 (https=
Inventor
祐太 古川
裕之 安藤
聖一 木原
究 高橋
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.)
Hitachi Construction Machinery Tierra Co Ltd
Original Assignee
Hitachi Construction Machinery Tierra 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 Hitachi Construction Machinery Tierra Co Ltd filed Critical Hitachi Construction Machinery Tierra Co Ltd
Publication of JPWO2022054316A1 publication Critical patent/JPWO2022054316A1/ja
Application granted granted Critical
Publication of JP7320142B2 publication Critical patent/JP7320142B2/ja
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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
    • E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
    • E02F9/2062—Control of propulsion units
    • E02F9/207—Control of propulsion units of the type electric propulsion units, e.g. electric motors or generators
    • 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
    • E02F3/325—Backhoes of the miniature type
    • 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
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/0858—Arrangement of component parts installed on superstructures not otherwise provided for, e.g. electric components, fenders, air-conditioning units

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)
JP2022547386A 2020-09-11 2021-03-16 電動式建設機械 Active JP7320142B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020152850 2020-09-11
JP2020152850 2020-09-11
PCT/JP2021/010650 WO2022054316A1 (ja) 2020-09-11 2021-03-16 電動式建設機械

Publications (2)

Publication Number Publication Date
JPWO2022054316A1 JPWO2022054316A1 (https=) 2022-03-17
JP7320142B2 true JP7320142B2 (ja) 2023-08-02

Family

ID=80631497

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022547386A Active JP7320142B2 (ja) 2020-09-11 2021-03-16 電動式建設機械

Country Status (5)

Country Link
US (1) US11993918B2 (https=)
EP (1) EP4212673A4 (https=)
JP (1) JP7320142B2 (https=)
CN (1) CN115190928A (https=)
WO (1) WO2022054316A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006232261A (ja) 2005-01-26 2006-09-07 East Japan Railway Co 柱上回転式作業装置
US20090134599A1 (en) 2007-11-26 2009-05-28 Agri-Fab, Inc. Swivel Hitch and Method of Using Same
JP2011184007A (ja) 2010-03-11 2011-09-22 Mitsubishi Agricultural Machinery Co Ltd 作業用走行車の転倒保護フレーム
JP2017043980A (ja) 2015-08-27 2017-03-02 日立建機株式会社 電動式建設機械
JP2018184783A (ja) 2017-04-26 2018-11-22 日立建機株式会社 電気駆動式作業機械のケーブルブラケット

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4587383A (en) * 1983-06-27 1986-05-06 Marathon Letourneau Company Electrically powered mobile apparatus and method with suspended power cable
JP2010065445A (ja) 2008-09-10 2010-03-25 Hitachi Constr Mach Co Ltd 電動式作業機械
CN201818110U (zh) 2010-10-19 2011-05-04 宁波市联勇鑫建筑五金有限公司 一种把手定位结构
TWM407198U (en) * 2011-02-16 2011-07-11 Formosa Seiko Electronic Co Ltd Motorcycle rotary foot pedals
CN107816069A (zh) 2017-10-31 2018-03-20 株洲联诚集团控股股份有限公司 一种电动工程机械用受电撑杆
CN209298799U (zh) * 2018-12-21 2019-08-23 成都新一驱动科技有限责任公司 一种电动挖掘机电缆摆杆装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006232261A (ja) 2005-01-26 2006-09-07 East Japan Railway Co 柱上回転式作業装置
US20090134599A1 (en) 2007-11-26 2009-05-28 Agri-Fab, Inc. Swivel Hitch and Method of Using Same
JP2011184007A (ja) 2010-03-11 2011-09-22 Mitsubishi Agricultural Machinery Co Ltd 作業用走行車の転倒保護フレーム
JP2017043980A (ja) 2015-08-27 2017-03-02 日立建機株式会社 電動式建設機械
JP2018184783A (ja) 2017-04-26 2018-11-22 日立建機株式会社 電気駆動式作業機械のケーブルブラケット

Also Published As

Publication number Publication date
US11993918B2 (en) 2024-05-28
EP4212673A4 (en) 2024-10-09
CN115190928A (zh) 2022-10-14
US20230128121A1 (en) 2023-04-27
JPWO2022054316A1 (https=) 2022-03-17
EP4212673A1 (en) 2023-07-19
WO2022054316A1 (ja) 2022-03-17

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