JPH0482051U - - Google Patents
Info
- Publication number
- JPH0482051U JPH0482051U JP12355590U JP12355590U JPH0482051U JP H0482051 U JPH0482051 U JP H0482051U JP 12355590 U JP12355590 U JP 12355590U JP 12355590 U JP12355590 U JP 12355590U JP H0482051 U JPH0482051 U JP H0482051U
- Authority
- JP
- Japan
- Prior art keywords
- kelly
- grab
- attached
- grabs
- worm wheel
- 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.)
- Granted
Links
- 238000009412 basement excavation Methods 0.000 claims 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 true JPH0482051U (US06534493-20030318-C00166.png) | 1992-07-16 |
JP2532385Y2 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 (US06534493-20030318-C00166.png) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63501233A (ja) * | 1985-11-04 | 1988-05-12 | ホルムダ−ル,ウルフ グ−ラン | 積荷搬送ユニット用装置 |
JPH02132230A (ja) * | 1988-11-10 | 1990-05-21 | Hikoma Seisakusho Kk | 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
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63501233A (ja) * | 1985-11-04 | 1988-05-12 | ホルムダ−ル,ウルフ グ−ラン | 積荷搬送ユニット用装置 |
JPH02132230A (ja) * | 1988-11-10 | 1990-05-21 | Hikoma Seisakusho Kk | 回転可能なクラムシェルバケットの制御回路 |
Also Published As
Publication number | Publication date |
---|---|
JP2532385Y2 (ja) | 1997-04-16 |