JPH041189Y2 - - Google Patents
Info
- Publication number
- JPH041189Y2 JPH041189Y2 JP14929687U JP14929687U JPH041189Y2 JP H041189 Y2 JPH041189 Y2 JP H041189Y2 JP 14929687 U JP14929687 U JP 14929687U JP 14929687 U JP14929687 U JP 14929687U JP H041189 Y2 JPH041189 Y2 JP H041189Y2
- Authority
- JP
- Japan
- Prior art keywords
- boom
- rope
- sheave
- proximal
- fixed
- 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
- 230000008602 contraction Effects 0.000 claims description 17
- 238000004804 winding Methods 0.000 claims description 10
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Jib Cranes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14929687U JPH041189Y2 (en, 2012) | 1987-10-01 | 1987-10-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14929687U JPH041189Y2 (en, 2012) | 1987-10-01 | 1987-10-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6456486U JPS6456486U (en, 2012) | 1989-04-07 |
| JPH041189Y2 true JPH041189Y2 (en, 2012) | 1992-01-16 |
Family
ID=31421397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14929687U Expired JPH041189Y2 (en, 2012) | 1987-10-01 | 1987-10-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH041189Y2 (en, 2012) |
-
1987
- 1987-10-01 JP JP14929687U patent/JPH041189Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6456486U (en, 2012) | 1989-04-07 |
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