DE2125922A1 - Hydraulischer Bagger - Google Patents
Hydraulischer BaggerInfo
- Publication number
- DE2125922A1 DE2125922A1 DE19712125922 DE2125922A DE2125922A1 DE 2125922 A1 DE2125922 A1 DE 2125922A1 DE 19712125922 DE19712125922 DE 19712125922 DE 2125922 A DE2125922 A DE 2125922A DE 2125922 A1 DE2125922 A1 DE 2125922A1
- Authority
- DE
- Germany
- Prior art keywords
- boom
- spoon
- cylinder
- control
- arm
- 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.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims description 37
- 239000007788 liquid Substances 0.000 claims description 32
- 238000005520 cutting process Methods 0.000 claims description 8
- 238000009412 basement excavation Methods 0.000 claims description 7
- 239000012530 fluid Substances 0.000 description 13
- 230000001681 protective effect Effects 0.000 description 9
- 238000009826 distribution Methods 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 210000000056 organ Anatomy 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000717 retained effect 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
- E02F3/435—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like
- E02F3/437—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like providing automatic sequences of movements, e.g. linear excavation, keeping dipper angle constant
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Operation Control Of Excavators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS373070A CS173687B1 (enrdf_load_stackoverflow) | 1970-05-28 | 1970-05-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2125922A1 true DE2125922A1 (de) | 1971-12-02 |
Family
ID=5378205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712125922 Pending DE2125922A1 (de) | 1970-05-28 | 1971-05-25 | Hydraulischer Bagger |
Country Status (4)
| Country | Link |
|---|---|
| CS (1) | CS173687B1 (enrdf_load_stackoverflow) |
| DE (1) | DE2125922A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2093802A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1347293A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3020638A1 (de) * | 1979-05-31 | 1980-12-04 | Hitachi Construction Machinery | Bagger |
| DE3125787A1 (de) * | 1981-06-30 | 1983-01-13 | Liebherr-Hydraulikbagger Gmbh, 7951 Kirchdorf | Hydraulikbagger |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5552437A (en) * | 1978-10-06 | 1980-04-16 | Komatsu Ltd | Working instrument controller |
-
1970
- 1970-05-28 CS CS373070A patent/CS173687B1/cs unknown
-
1971
- 1971-05-25 DE DE19712125922 patent/DE2125922A1/de active Pending
- 1971-05-25 GB GB1702771A patent/GB1347293A/en not_active Expired
- 1971-05-27 FR FR7119203A patent/FR2093802A5/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3020638A1 (de) * | 1979-05-31 | 1980-12-04 | Hitachi Construction Machinery | Bagger |
| DE3125787A1 (de) * | 1981-06-30 | 1983-01-13 | Liebherr-Hydraulikbagger Gmbh, 7951 Kirchdorf | Hydraulikbagger |
Also Published As
| Publication number | Publication date |
|---|---|
| CS173687B1 (enrdf_load_stackoverflow) | 1977-03-31 |
| GB1347293A (en) | 1974-02-27 |
| FR2093802A5 (enrdf_load_stackoverflow) | 1972-01-28 |
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