JPS6122948Y2 - - Google Patents
Info
- Publication number
- JPS6122948Y2 JPS6122948Y2 JP3787181U JP3787181U JPS6122948Y2 JP S6122948 Y2 JPS6122948 Y2 JP S6122948Y2 JP 3787181 U JP3787181 U JP 3787181U JP 3787181 U JP3787181 U JP 3787181U JP S6122948 Y2 JPS6122948 Y2 JP S6122948Y2
- Authority
- JP
- Japan
- Prior art keywords
- base
- jacking device
- boom
- telescopic boom
- tip
- 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
- 238000004804 winding Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Landscapes
- Jib Cranes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3787181U JPS6122948Y2 (en]) | 1981-03-17 | 1981-03-17 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3787181U JPS6122948Y2 (en]) | 1981-03-17 | 1981-03-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57151389U JPS57151389U (en]) | 1982-09-22 |
JPS6122948Y2 true JPS6122948Y2 (en]) | 1986-07-09 |
Family
ID=29835045
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3787181U Expired JPS6122948Y2 (en]) | 1981-03-17 | 1981-03-17 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6122948Y2 (en]) |
-
1981
- 1981-03-17 JP JP3787181U patent/JPS6122948Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS57151389U (en]) | 1982-09-22 |
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