JPH0458856B2 - - Google Patents
Info
- Publication number
- JPH0458856B2 JPH0458856B2 JP24489586A JP24489586A JPH0458856B2 JP H0458856 B2 JPH0458856 B2 JP H0458856B2 JP 24489586 A JP24489586 A JP 24489586A JP 24489586 A JP24489586 A JP 24489586A JP H0458856 B2 JPH0458856 B2 JP H0458856B2
- Authority
- JP
- Japan
- Prior art keywords
- bucket
- boom
- signal
- deviation
- attitude
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 18
- 230000007935 neutral effect Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 4
- 230000005284 excitation Effects 0.000 description 3
- 230000010356 wave oscillation Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000005347 demagnetization Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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
- E02F3/431—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like
- E02F3/432—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like for keeping the bucket in a predetermined position or attitude
- E02F3/433—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like for keeping the bucket in a predetermined position or attitude horizontal, e.g. self-levelling
-
- 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
- E02F9/2004—Control mechanisms, e.g. control levers
-
- 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
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24489586A JPS6397729A (ja) | 1986-10-14 | 1986-10-14 | 作業具姿勢制御におけるブ−ム下降速度制御装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24489586A JPS6397729A (ja) | 1986-10-14 | 1986-10-14 | 作業具姿勢制御におけるブ−ム下降速度制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6397729A JPS6397729A (ja) | 1988-04-28 |
JPH0458856B2 true JPH0458856B2 (no) | 1992-09-18 |
Family
ID=17125575
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP24489586A Granted JPS6397729A (ja) | 1986-10-14 | 1986-10-14 | 作業具姿勢制御におけるブ−ム下降速度制御装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6397729A (no) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10000771C2 (de) | 2000-01-11 | 2003-06-12 | Brueninghaus Hydromatik Gmbh | Vorrichtung und Verfahren zur Lageregelung für Arbeitseinrichtungen mobiler Arbeitsmaschinen |
-
1986
- 1986-10-14 JP JP24489586A patent/JPS6397729A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6397729A (ja) | 1988-04-28 |
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