JPS6123098Y2 - - Google Patents
Info
- Publication number
- JPS6123098Y2 JPS6123098Y2 JP2826081U JP2826081U JPS6123098Y2 JP S6123098 Y2 JPS6123098 Y2 JP S6123098Y2 JP 2826081 U JP2826081 U JP 2826081U JP 2826081 U JP2826081 U JP 2826081U JP S6123098 Y2 JPS6123098 Y2 JP S6123098Y2
- Authority
- JP
- Japan
- Prior art keywords
- point sheave
- hoisting rope
- arm
- opening
- sheave
- 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
- 238000005192 partition Methods 0.000 claims description 11
- 239000004576 sand Substances 0.000 description 7
- 238000009412 basement excavation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Shovels (AREA)
- Jib Cranes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2826081U JPS6123098Y2 (ar) | 1981-02-27 | 1981-02-27 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2826081U JPS6123098Y2 (ar) | 1981-02-27 | 1981-02-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57142053U JPS57142053U (ar) | 1982-09-06 |
JPS6123098Y2 true JPS6123098Y2 (ar) | 1986-07-10 |
Family
ID=29825920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2826081U Expired JPS6123098Y2 (ar) | 1981-02-27 | 1981-02-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6123098Y2 (ar) |
-
1981
- 1981-02-27 JP JP2826081U patent/JPS6123098Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS57142053U (ar) | 1982-09-06 |
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