JPS6239149Y2 - - Google Patents
Info
- Publication number
- JPS6239149Y2 JPS6239149Y2 JP12882U JP12882U JPS6239149Y2 JP S6239149 Y2 JPS6239149 Y2 JP S6239149Y2 JP 12882 U JP12882 U JP 12882U JP 12882 U JP12882 U JP 12882U JP S6239149 Y2 JPS6239149 Y2 JP S6239149Y2
- Authority
- JP
- Japan
- Prior art keywords
- boom
- excavator
- screw rod
- telescoping
- telescoping boom
- 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
- 230000037431 insertion Effects 0.000 description 5
- 238000003780 insertion Methods 0.000 description 5
- 238000009412 basement excavation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Landscapes
- Jib Cranes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12882U JPS58103252U (ja) | 1982-01-06 | 1982-01-06 | 伸縮可能な掘削機用ブ−ム |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12882U JPS58103252U (ja) | 1982-01-06 | 1982-01-06 | 伸縮可能な掘削機用ブ−ム |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS58103252U JPS58103252U (ja) | 1983-07-13 |
JPS6239149Y2 true JPS6239149Y2 (fr) | 1987-10-06 |
Family
ID=33307137
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12882U Granted JPS58103252U (ja) | 1982-01-06 | 1982-01-06 | 伸縮可能な掘削機用ブ−ム |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58103252U (fr) |
-
1982
- 1982-01-06 JP JP12882U patent/JPS58103252U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS58103252U (ja) | 1983-07-13 |
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