EP4155464A4 - Arbeitsmaschine - Google Patents

Arbeitsmaschine Download PDF

Info

Publication number
EP4155464A4
EP4155464A4 EP21809614.7A EP21809614A EP4155464A4 EP 4155464 A4 EP4155464 A4 EP 4155464A4 EP 21809614 A EP21809614 A EP 21809614A EP 4155464 A4 EP4155464 A4 EP 4155464A4
Authority
EP
European Patent Office
Prior art keywords
construction machine
construction
machine
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Withdrawn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
EP21809614.7A
Other languages
English (en)
French (fr)
Other versions
EP4155464A1 (de
Inventor
Daisuke KUMATA
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 Co Ltd
Original Assignee
Hitachi 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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Publication of EP4155464A1 publication Critical patent/EP4155464A1/de
Publication of EP4155464A4 publication Critical patent/EP4155464A4/de
Withdrawn legal-status Critical Current

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
    • E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
    • E02F3/965—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements of metal-cutting or concrete-crushing implements
    • 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
    • E02F3/308—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 outwardly
    • 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
    • E02F3/38—Cantilever beams, i.e. booms;, e.g. manufacturing processes, forms, geometry or materials used for booms; Dipper-arms, e.g. manufacturing processes, forms, geometry or materials used for dipper-arms; Bucket-arms
    • 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
    • E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • 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
    • E02F3/425—Drive systems for dipper-arms, backhoes or the like
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00—Working measures on existing buildings
    • E04G23/08—Wrecking of buildings
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00—Working measures on existing buildings
    • E04G23/08—Wrecking of buildings
    • E04G23/082—Wrecking of buildings using shears, breakers, jaws and the like
    • 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
    • E02F3/3604—Devices to connect tools to arms, booms or the like
    • E02F3/3677—Devices to connect tools to arms, booms or the like allowing movement, e.g. rotation or translation, of the tool around or along another axis as the movement implied by the boom or arms, e.g. for tilting buckets
    • E02F3/3681—Rotators
    • 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
    • E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • E02F3/401—Buckets or forks comprising, for example, shock absorbers, supports or load striking scrapers to prevent overload

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Shovels (AREA)
  • Working Measures On Existing Buildindgs (AREA)
EP21809614.7A 2020-05-21 2021-05-18 Arbeitsmaschine Withdrawn EP4155464A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020088960A JP7287919B2 (ja) 2020-05-21 2020-05-21 作業機械
PCT/JP2021/018759 WO2021235426A1 (ja) 2020-05-21 2021-05-18 作業機械

Publications (2)

Publication Number Publication Date
EP4155464A1 EP4155464A1 (de) 2023-03-29
EP4155464A4 true EP4155464A4 (de) 2024-07-10

Family

ID=78708432

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21809614.7A Withdrawn EP4155464A4 (de) 2020-05-21 2021-05-18 Arbeitsmaschine

Country Status (6)

Country Link
US (1) US20230081760A1 (de)
EP (1) EP4155464A4 (de)
JP (1) JP7287919B2 (de)
KR (1) KR20220126296A (de)
CN (1) CN115135833A (de)
WO (1) WO2021235426A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12378788B2 (en) * 2021-06-25 2025-08-05 LAG Equipment Demolition machine
JP7715663B2 (ja) * 2022-03-21 2025-07-30 日立建機株式会社 建設機械
JP7689504B2 (ja) * 2022-03-24 2025-06-06 日立建機株式会社 作業機械
JP7402559B1 (ja) 2022-09-30 2023-12-21 株式会社丸順 土工機械のアタッチメント

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101254912B1 (ko) * 2012-04-23 2013-04-15 주식회사 제이케이 중장비용 절단기의 간극 조절장치
CN202925585U (zh) * 2012-12-05 2013-05-08 山东山工机械有限公司 用于机器的横梁装置以及具有这种横梁装置的机器
JP2013104275A (ja) * 2011-11-16 2013-05-30 Sumitomo (Shi) Construction Machinery Co Ltd 高所解体機

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0426592Y2 (de) * 1984-11-17 1992-06-25
JP3659393B2 (ja) 1999-02-15 2005-06-15 コベルコ建機株式会社 土木作業機の作業アタッチメント
JP4235186B2 (ja) 2005-03-18 2009-03-11 ヤンマー株式会社 作業車両の積込み装置
KR200462294Y1 (ko) * 2010-02-10 2012-09-04 최창덕 크레인용 고철절단기
CN101942845B (zh) * 2010-08-25 2012-04-25 江苏柳工机械有限公司 装载机单动臂正转六连杆动力快换工作装置
CN203361216U (zh) * 2013-06-07 2013-12-25 江苏柳工机械有限公司 装载机加长型工作装置
JP6241949B2 (ja) 2014-12-18 2017-12-06 キャタピラー エス エー アール エル 作業用走行機体におけるフロントアタッチメント
CN205062867U (zh) * 2015-05-21 2016-03-02 徐工集团工程机械股份有限公司科技分公司 提高装载机铲装能力的控制装置
JP6905963B2 (ja) 2018-08-14 2021-07-21 日立建機株式会社 建設機械

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013104275A (ja) * 2011-11-16 2013-05-30 Sumitomo (Shi) Construction Machinery Co Ltd 高所解体機
KR101254912B1 (ko) * 2012-04-23 2013-04-15 주식회사 제이케이 중장비용 절단기의 간극 조절장치
CN202925585U (zh) * 2012-12-05 2013-05-08 山东山工机械有限公司 用于机器的横梁装置以及具有这种横梁装置的机器

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021235426A1 *

Also Published As

Publication number Publication date
JP2021183767A (ja) 2021-12-02
KR20220126296A (ko) 2022-09-15
WO2021235426A1 (ja) 2021-11-25
EP4155464A1 (de) 2023-03-29
CN115135833A (zh) 2022-09-30
JP7287919B2 (ja) 2023-06-06
US20230081760A1 (en) 2023-03-16

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