JPWO2022208972A1 - - Google Patents

Info

Publication number
JPWO2022208972A1
JPWO2022208972A1 JP2023510208A JP2023510208A JPWO2022208972A1 JP WO2022208972 A1 JPWO2022208972 A1 JP WO2022208972A1 JP 2023510208 A JP2023510208 A JP 2023510208A JP 2023510208 A JP2023510208 A JP 2023510208A JP WO2022208972 A1 JPWO2022208972 A1 JP WO2022208972A1
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
JP2023510208A
Other versions
JP7340123B2 (ja
JPWO2022208972A5 (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 JPWO2022208972A1 publication Critical patent/JPWO2022208972A1/ja
Publication of JPWO2022208972A5 publication Critical patent/JPWO2022208972A5/ja
Application granted granted Critical
Publication of JP7340123B2 publication Critical patent/JP7340123B2/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
    • E02F9/2025—Particular purposes of control systems not otherwise provided for
    • E02F9/2033—Limiting the movement of frames or implements, e.g. to avoid collision between implements and the cabin
    • 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
    • E02F3/42—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
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/10—Supports for movable superstructures mounted on travelling or walking gears or on other superstructures
    • E02F9/12—Slewing or traversing gears
    • E02F9/121—Turntables, i.e. structure rotatable about 360°
    • E02F9/123—Drives or control devices specially adapted therefor
    • 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
    • E02F9/2264—Arrangements or adaptations of elements for hydraulic drives
    • E02F9/2271—Actuators and supports therefor and protection therefor
    • 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
    • E02F9/262—Surveying the work-site to be treated with follow-up actions to control the work tool, e.g. 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
    • E02F9/02—Travelling-gear, e.g. associated with slewing gears
    • 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

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)
JP2023510208A 2021-03-30 2021-11-09 作業機械 Active JP7340123B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021058509 2021-03-30
JP2021058509 2021-03-30
PCT/JP2021/041241 WO2022208972A1 (ja) 2021-03-30 2021-11-09 作業機械

Publications (3)

Publication Number Publication Date
JPWO2022208972A1 true JPWO2022208972A1 (ja) 2022-10-06
JPWO2022208972A5 JPWO2022208972A5 (ja) 2023-05-08
JP7340123B2 JP7340123B2 (ja) 2023-09-06

Family

ID=83458348

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023510208A Active JP7340123B2 (ja) 2021-03-30 2021-11-09 作業機械

Country Status (6)

Country Link
US (1) US20230304260A1 (ja)
EP (1) EP4187023A1 (ja)
JP (1) JP7340123B2 (ja)
KR (1) KR20230042740A (ja)
CN (1) CN115917091A (ja)
WO (1) WO2022208972A1 (ja)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3664781B2 (ja) 1995-10-11 2005-06-29 日立建機株式会社 建設機械の作業範囲制限制御装置
JP3455359B2 (ja) * 1996-03-21 2003-10-14 日立建機株式会社 建設機械の作業範囲制限制御装置
JP6752548B2 (ja) 2015-03-20 2020-09-09 住友建機株式会社 建設機械
KR101812127B1 (ko) * 2016-03-17 2017-12-26 가부시키가이샤 고마쓰 세이사쿠쇼 작업 차량의 제어 시스템, 제어 방법, 및 작업 차량
EP4056766B1 (en) 2016-12-06 2024-04-10 Sumitomo (S.H.I.) Construction Machinery Co., Ltd. Construction machine

Also Published As

Publication number Publication date
JP7340123B2 (ja) 2023-09-06
US20230304260A1 (en) 2023-09-28
KR20230042740A (ko) 2023-03-29
CN115917091A (zh) 2023-04-04
EP4187023A1 (en) 2023-05-31
WO2022208972A1 (ja) 2022-10-06

Similar Documents

Publication Publication Date Title
BR112023005462A2 (ja)
BR112021014123A2 (ja)
BR112022024743A2 (ja)
BR102021018859A2 (ja)
BR102021015500A2 (ja)
BR112022009896A2 (ja)
BR102021007058A2 (ja)
BR112023004146A2 (ja)
BR112023011539A2 (ja)
BR112023008976A2 (ja)
BR112023009656A2 (ja)
JPWO2022208974A1 (ja)
JPWO2022208972A1 (ja)
BR112023006729A2 (ja)
BR102021020147A2 (ja)
BR102021018926A2 (ja)
BR102021018167A2 (ja)
BR102021017576A2 (ja)
BR102021016837A2 (ja)
BR102021016551A2 (ja)
BR102021016375A2 (ja)
BR102021016200A2 (ja)
BR102021016176A2 (ja)
BR102021015566A2 (ja)
BR102021015450A8 (ja)

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230217

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230324

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20230815

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20230825

R150 Certificate of patent or registration of utility model

Ref document number: 7340123

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150