JP2532385Y2 - ケリーグラブの方向修正装置 - Google Patents
ケリーグラブの方向修正装置Info
- Publication number
- JP2532385Y2 JP2532385Y2 JP1990123555U JP12355590U JP2532385Y2 JP 2532385 Y2 JP2532385 Y2 JP 2532385Y2 JP 1990123555 U JP1990123555 U JP 1990123555U JP 12355590 U JP12355590 U JP 12355590U JP 2532385 Y2 JP2532385 Y2 JP 2532385Y2
- Authority
- JP
- Japan
- Prior art keywords
- kelly
- club
- worm
- kerry
- kelly bar
- 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 - Lifetime
Links
- 238000009412 basement excavation Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000003381 stabilizer Substances 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
- E02F3/3604—Devices to connect tools to arms, booms or the like
- E02F3/3677—Devices to connect tools to arms, booms or the like allowing movement, e.g. rotation or translation, of the tool around or along another axis as the movement implied by the boom or arms, e.g. for tilting buckets
- E02F3/3681—Rotators
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990123555U JP2532385Y2 (ja) | 1990-11-27 | 1990-11-27 | ケリーグラブの方向修正装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990123555U JP2532385Y2 (ja) | 1990-11-27 | 1990-11-27 | ケリーグラブの方向修正装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0482051U JPH0482051U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-07-16 |
| JP2532385Y2 true JP2532385Y2 (ja) | 1997-04-16 |
Family
ID=31871251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990123555U Expired - Lifetime JP2532385Y2 (ja) | 1990-11-27 | 1990-11-27 | ケリーグラブの方向修正装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2532385Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE447281B (sv) * | 1985-11-04 | 1986-11-03 | Ulf Goran Holmdahl | Rotator for lastberande enhet sasom grevmaskinsskopor och liknande enheter |
| JPH0635722B2 (ja) * | 1988-11-10 | 1994-05-11 | 彦間製作所 | 回転可能なクラムシェルバケットの制御回路 |
-
1990
- 1990-11-27 JP JP1990123555U patent/JP2532385Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0482051U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-07-16 |