JPWO2021241652A1 - - Google Patents
Info
- Publication number
- JPWO2021241652A1 JPWO2021241652A1 JP2022526619A JP2022526619A JPWO2021241652A1 JP WO2021241652 A1 JPWO2021241652 A1 JP WO2021241652A1 JP 2022526619 A JP2022526619 A JP 2022526619A JP 2022526619 A JP2022526619 A JP 2022526619A JP WO2021241652 A1 JPWO2021241652 A1 JP WO2021241652A1
- 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
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
- E02F9/24—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
- E02F9/20—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
- E02F9/20—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
- 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
-
- 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
- E02F9/26—Indicating devices
- E02F9/267—Diagnosing or detecting failure of vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2200/00—Type of vehicle
- B60Y2200/40—Special vehicles
- B60Y2200/41—Construction vehicles, e.g. graders, excavators
- B60Y2200/412—Excavators
-
- 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
- E02F9/20—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
-
- 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
- E02F9/2285—Pilot-operated systems
-
- 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
- E02F9/2292—Systems with two or more pumps
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Operation Control Of Excavators (AREA)
- Component Parts Of Construction Machinery (AREA)
- Soil Working Implements (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020094869 | 2020-05-29 | ||
JP2020094869 | 2020-05-29 | ||
PCT/JP2021/020060 WO2021241652A1 (ja) | 2020-05-29 | 2021-05-26 | 作業機械 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2021241652A1 true JPWO2021241652A1 (ja) | 2021-12-02 |
JP7227430B2 JP7227430B2 (ja) | 2023-02-21 |
Family
ID=78744537
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022526619A Active JP7227430B2 (ja) | 2020-05-29 | 2021-05-26 | 作業機械 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20230114481A1 (ja) |
EP (1) | EP4159931A1 (ja) |
JP (1) | JP7227430B2 (ja) |
KR (1) | KR102647365B1 (ja) |
CN (1) | CN115210433B (ja) |
WO (1) | WO2021241652A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20230272599A1 (en) * | 2022-02-28 | 2023-08-31 | Caterpillar Inc. | Work machine safety zone control |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009193494A (ja) * | 2008-02-18 | 2009-08-27 | Shimizu Corp | 警報システム |
JP2019060108A (ja) * | 2017-09-26 | 2019-04-18 | 日立建機株式会社 | 作業員接近通知システム |
JP2019169778A (ja) * | 2018-03-22 | 2019-10-03 | 日立建機株式会社 | 作業員管理システム |
JP2020012323A (ja) * | 2018-07-19 | 2020-01-23 | 日立建機株式会社 | 作業機械 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2505275Y2 (ja) * | 1990-05-29 | 1996-07-24 | 株式会社フジタ | 建設用作業車の作業領域監視装置 |
JP2002327469A (ja) | 2001-05-02 | 2002-11-15 | Komatsu Ltd | 建設機械における周囲安全装置 |
JP5369057B2 (ja) | 2010-06-18 | 2013-12-18 | 日立建機株式会社 | 作業機械の周囲監視装置 |
JP6752548B2 (ja) | 2015-03-20 | 2020-09-09 | 住友建機株式会社 | 建設機械 |
KR20160127881A (ko) * | 2015-04-27 | 2016-11-07 | 현대중공업 주식회사 | 작업기계의 관리 시스템 및 관리 방법 |
JP6552996B2 (ja) * | 2016-06-07 | 2019-07-31 | 日立建機株式会社 | 作業機械 |
JP6858515B2 (ja) * | 2016-09-09 | 2021-04-14 | 若築建設株式会社 | 重機接触事故防止システム |
JP2019027049A (ja) * | 2017-07-26 | 2019-02-21 | 株式会社錢高組 | 重機運転及び作業者接近検知の警報方法及び情報管理システム |
JP2019056234A (ja) * | 2017-09-21 | 2019-04-11 | 日立建機株式会社 | 作業機械 |
WO2019117268A1 (ja) * | 2017-12-14 | 2019-06-20 | 日立建機株式会社 | 作業機械 |
JP7112935B2 (ja) * | 2018-10-15 | 2022-08-04 | 日立建機株式会社 | 作業機械 |
-
2021
- 2021-05-26 EP EP21812241.4A patent/EP4159931A1/en active Pending
- 2021-05-26 JP JP2022526619A patent/JP7227430B2/ja active Active
- 2021-05-26 WO PCT/JP2021/020060 patent/WO2021241652A1/ja unknown
- 2021-05-26 US US17/909,506 patent/US20230114481A1/en active Pending
- 2021-05-26 CN CN202180018714.3A patent/CN115210433B/zh active Active
- 2021-05-26 KR KR1020227030674A patent/KR102647365B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009193494A (ja) * | 2008-02-18 | 2009-08-27 | Shimizu Corp | 警報システム |
JP2019060108A (ja) * | 2017-09-26 | 2019-04-18 | 日立建機株式会社 | 作業員接近通知システム |
JP2019169778A (ja) * | 2018-03-22 | 2019-10-03 | 日立建機株式会社 | 作業員管理システム |
JP2020012323A (ja) * | 2018-07-19 | 2020-01-23 | 日立建機株式会社 | 作業機械 |
Also Published As
Publication number | Publication date |
---|---|
US20230114481A1 (en) | 2023-04-13 |
CN115210433B (zh) | 2023-09-05 |
EP4159931A1 (en) | 2023-04-05 |
KR20220130815A (ko) | 2022-09-27 |
CN115210433A (zh) | 2022-10-18 |
WO2021241652A1 (ja) | 2021-12-02 |
KR102647365B1 (ko) | 2024-03-12 |
JP7227430B2 (ja) | 2023-02-21 |
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