JPS6343270Y2 - - Google Patents
Info
- Publication number
- JPS6343270Y2 JPS6343270Y2 JP1983175041U JP17504183U JPS6343270Y2 JP S6343270 Y2 JPS6343270 Y2 JP S6343270Y2 JP 1983175041 U JP1983175041 U JP 1983175041U JP 17504183 U JP17504183 U JP 17504183U JP S6343270 Y2 JPS6343270 Y2 JP S6343270Y2
- Authority
- JP
- Japan
- Prior art keywords
- guard
- boom
- locking
- tip
- base
- 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
Landscapes
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17504183U JPS6085386U (ja) | 1983-11-11 | 1983-11-11 | ブ−ムガ−ドの順次伸縮装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17504183U JPS6085386U (ja) | 1983-11-11 | 1983-11-11 | ブ−ムガ−ドの順次伸縮装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6085386U JPS6085386U (ja) | 1985-06-12 |
| JPS6343270Y2 true JPS6343270Y2 (en, 2012) | 1988-11-11 |
Family
ID=30380919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17504183U Granted JPS6085386U (ja) | 1983-11-11 | 1983-11-11 | ブ−ムガ−ドの順次伸縮装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6085386U (en, 2012) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57166289A (en) * | 1982-02-26 | 1982-10-13 | Shin Meiwa Ind Co Ltd | Successive operating device for multistage boom |
-
1983
- 1983-11-11 JP JP17504183U patent/JPS6085386U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6085386U (ja) | 1985-06-12 |
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