JPS6122946Y2 - - Google Patents
Info
- Publication number
- JPS6122946Y2 JPS6122946Y2 JP5310881U JP5310881U JPS6122946Y2 JP S6122946 Y2 JPS6122946 Y2 JP S6122946Y2 JP 5310881 U JP5310881 U JP 5310881U JP 5310881 U JP5310881 U JP 5310881U JP S6122946 Y2 JPS6122946 Y2 JP S6122946Y2
- Authority
- JP
- Japan
- Prior art keywords
- pin
- mast
- hole
- coupling pin
- masts
- 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
- 230000008878 coupling Effects 0.000 claims description 24
- 238000010168 coupling process Methods 0.000 claims description 24
- 238000005859 coupling reaction Methods 0.000 claims description 24
- 230000009194 climbing Effects 0.000 claims description 4
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Jib Cranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5310881U JPS6122946Y2 (enExample) | 1981-04-15 | 1981-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5310881U JPS6122946Y2 (enExample) | 1981-04-15 | 1981-04-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57165684U JPS57165684U (enExample) | 1982-10-19 |
| JPS6122946Y2 true JPS6122946Y2 (enExample) | 1986-07-09 |
Family
ID=29849760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5310881U Expired JPS6122946Y2 (enExample) | 1981-04-15 | 1981-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6122946Y2 (enExample) |
-
1981
- 1981-04-15 JP JP5310881U patent/JPS6122946Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57165684U (enExample) | 1982-10-19 |
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