EP0471840A4 - Electronic control type hydraulic driving machine - Google Patents
Electronic control type hydraulic driving machineInfo
- Publication number
- EP0471840A4 EP0471840A4 EP19900903925 EP90903925A EP0471840A4 EP 0471840 A4 EP0471840 A4 EP 0471840A4 EP 19900903925 EP19900903925 EP 19900903925 EP 90903925 A EP90903925 A EP 90903925A EP 0471840 A4 EP0471840 A4 EP 0471840A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- electronic control
- control type
- driving machine
- type hydraulic
- hydraulic driving
- 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- Withdrawn
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
- E02F3/28—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
- E02F3/438—Memorising movements for repetition, e.g. play-back capability
-
- 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
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
- E02F9/221—Arrangements for controlling the attitude of actuators, e.g. speed, floating function for generating actuator vibration
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)
- Fluid-Pressure Circuits (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP45203/89 | 1989-02-28 | ||
JP4520189A JPH02225726A (en) | 1989-02-28 | 1989-02-28 | Working machinery |
JP45201/89 | 1989-02-28 | ||
JP4520289A JPH02225727A (en) | 1989-02-28 | 1989-02-28 | Electronic controlling hydraulic driving machinery |
JP4520389A JPH02225728A (en) | 1989-02-28 | 1989-02-28 | Electronic controlling hydraulic driving machine |
JP45202/89 | 1989-02-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0471840A1 EP0471840A1 (en) | 1992-02-26 |
EP0471840A4 true EP0471840A4 (en) | 1992-08-26 |
Family
ID=27292155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19900903925 Withdrawn EP0471840A4 (en) | 1989-02-28 | 1990-02-28 | Electronic control type hydraulic driving machine |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0471840A4 (en) |
KR (1) | KR920700334A (en) |
WO (1) | WO1990010116A1 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2252642B (en) * | 1990-12-31 | 1995-05-24 | Samsung Heavy Ind | System for automatically controlling operation of construction vehicle |
US5347448A (en) * | 1992-11-25 | 1994-09-13 | Samsung Heavy Industries Co., Ltd. | Multiprocessor system for hydraulic excavator |
KR100328217B1 (en) * | 1996-04-30 | 2002-06-26 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | Automatic Vibration System and Method of Hydraulic Construction Machinery |
EP0912806B1 (en) * | 1996-06-03 | 2001-09-05 | Siemens Aktiengesellschaft | Process and arrangement for controlling a sequence of movements in a moving construction machine |
DE19830880A1 (en) * | 1998-07-10 | 2000-01-20 | Meinl Baumaschinen Gmbh | Small earth moving machine with shovel and tipper container for excavating earth and remote operation of on-board power system |
JP3790058B2 (en) * | 1999-01-14 | 2006-06-28 | 株式会社神戸製鋼所 | Excavator control device |
US7228125B2 (en) * | 2001-04-25 | 2007-06-05 | Hitachi Construction Machinery Co., Ltd. | Construction machine management apparatus and construction machines management system |
US7117952B2 (en) | 2004-03-12 | 2006-10-10 | Clark Equipment Company | Automated attachment vibration system |
CN102587446A (en) * | 2012-03-27 | 2012-07-18 | 昆山航天智能技术有限公司 | Hydraulic control shock excitation equipment for vibration excavator |
DE112020004168T5 (en) * | 2019-10-11 | 2022-05-25 | Komatsu Ltd. | Work machine and method for controlling a work machine |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2619140A1 (en) * | 1987-08-03 | 1989-02-10 | Formation Travaux Publics Cent | Device for automatic guidance of excavation machines by turning laser |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS552497B2 (en) * | 1972-05-15 | 1980-01-21 | ||
JPS55105034A (en) * | 1979-02-02 | 1980-08-12 | Kubota Ltd | Back hoe |
JPS59150837A (en) * | 1983-02-17 | 1984-08-29 | Hitachi Constr Mach Co Ltd | Action regenerator of working machine |
JPH0634442Y2 (en) * | 1988-06-30 | 1994-09-07 | 株式会社小松製作所 | Power shovel controller |
-
1990
- 1990-02-28 EP EP19900903925 patent/EP0471840A4/en not_active Withdrawn
- 1990-02-28 KR KR1019900702339A patent/KR920700334A/en not_active Application Discontinuation
- 1990-02-28 WO PCT/JP1990/000267 patent/WO1990010116A1/en not_active Application Discontinuation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2619140A1 (en) * | 1987-08-03 | 1989-02-10 | Formation Travaux Publics Cent | Device for automatic guidance of excavation machines by turning laser |
Non-Patent Citations (1)
Title |
---|
See also references of WO9010116A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO1990010116A1 (en) | 1990-09-07 |
KR920700334A (en) | 1992-02-19 |
EP0471840A1 (en) | 1992-02-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2238584B (en) | Machine parts | |
HUT56405A (en) | Ballast-arranging machine | |
GB2222468B (en) | Machine tool control | |
EP0471840A4 (en) | Electronic control type hydraulic driving machine | |
EP0451274A4 (en) | Hydraulic controller | |
PL279128A1 (en) | Hydraulic drilling machine | |
IL90068A0 (en) | Piston machine | |
GB2212220B (en) | Hydraulic control block | |
EP0434907A3 (en) | Floor-scrubbing machine | |
HU893492D0 (en) | Hydraulic drilling machine | |
GB8928576D0 (en) | Tractor operated scrummaging machine | |
GB2226839B (en) | Road-laying machine | |
EP0372271A3 (en) | Drive up teller machine | |
GB8927798D0 (en) | Roller-blade hydraulic machine | |
EP0407761A3 (en) | Control shaft | |
GB2232452B (en) | High torque machine | |
GB2236726B (en) | Can collection-sorting-processing machine | |
HK1004294A1 (en) | Industrial machine control device | |
GB8909295D0 (en) | Thread-grinding machine | |
SU1652469A1 (en) | Hydraulic drive for earth-moving machine | |
GB8914753D0 (en) | Digging machine | |
GB8820834D0 (en) | Machine tool control | |
EG20149A (en) | Multi-purpose time control machine | |
HUH3370A (en) | Hydraulic working machine | |
SU1592574A1 (en) | Axial-piston hydraulic machine |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19910827 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): DE GB SE |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: NAKAMURA, KENTARO, C/O ELECTRO-PARTS MANUFACT. DE Inventor name: YAMASHITA, KOICHI, C/O ELECTRO-PARTS MANUFACT. DE Inventor name: MAEDA, SHINJI, C/O ELECTRO-PARTS MANUFACTURING DE Inventor name: NOTE, KIYOSHI, C/O ELECTRO-PARTS MANUFACT. DEPT. |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 19920706 |
|
AK | Designated contracting states |
Kind code of ref document: A4 Designated state(s): DE GB SE |
|
17Q | First examination report despatched |
Effective date: 19940210 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19940621 |