JPH0328070Y2 - - Google Patents
Info
- Publication number
- JPH0328070Y2 JPH0328070Y2 JP1987064629U JP6462987U JPH0328070Y2 JP H0328070 Y2 JPH0328070 Y2 JP H0328070Y2 JP 1987064629 U JP1987064629 U JP 1987064629U JP 6462987 U JP6462987 U JP 6462987U JP H0328070 Y2 JPH0328070 Y2 JP H0328070Y2
- Authority
- JP
- Japan
- Prior art keywords
- jib
- mounting shaft
- boom
- retracted
- foot
- 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
- 238000000034 method Methods 0.000 claims description 13
- 230000008878 coupling Effects 0.000 description 11
- 238000010168 coupling process Methods 0.000 description 11
- 238000005859 coupling reaction Methods 0.000 description 11
- 238000004804 winding Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
Landscapes
- Jib Cranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987064629U JPH0328070Y2 (ko) | 1987-04-28 | 1987-04-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987064629U JPH0328070Y2 (ko) | 1987-04-28 | 1987-04-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63173183U JPS63173183U (ko) | 1988-11-10 |
| JPH0328070Y2 true JPH0328070Y2 (ko) | 1991-06-17 |
Family
ID=30900957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987064629U Expired JPH0328070Y2 (ko) | 1987-04-28 | 1987-04-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0328070Y2 (ko) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6186386A (ja) * | 1984-10-03 | 1986-05-01 | 石川島播磨重工業株式会社 | 多段伸縮ブ−ム式クレ−ンのジブ張出し、格納方法 |
-
1987
- 1987-04-28 JP JP1987064629U patent/JPH0328070Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6186386A (ja) * | 1984-10-03 | 1986-05-01 | 石川島播磨重工業株式会社 | 多段伸縮ブ−ム式クレ−ンのジブ張出し、格納方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63173183U (ko) | 1988-11-10 |
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