JPS6330796Y2 - - Google Patents
Info
- Publication number
- JPS6330796Y2 JPS6330796Y2 JP20005086U JP20005086U JPS6330796Y2 JP S6330796 Y2 JPS6330796 Y2 JP S6330796Y2 JP 20005086 U JP20005086 U JP 20005086U JP 20005086 U JP20005086 U JP 20005086U JP S6330796 Y2 JPS6330796 Y2 JP S6330796Y2
- Authority
- JP
- Japan
- Prior art keywords
- rope
- boom
- pulley
- detection switch
- overwinding detection
- 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
- 238000001514 detection method Methods 0.000 claims description 24
- 238000005096 rolling process Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 244000261422 Lysimachia clethroides Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
Landscapes
- Control And Safety Of Cranes (AREA)
- Jib Cranes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20005086U JPS6330796Y2 (US07166745-20070123-C00016.png) | 1986-12-25 | 1986-12-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP20005086U JPS6330796Y2 (US07166745-20070123-C00016.png) | 1986-12-25 | 1986-12-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS62124989U JPS62124989U (US07166745-20070123-C00016.png) | 1987-08-08 |
JPS6330796Y2 true JPS6330796Y2 (US07166745-20070123-C00016.png) | 1988-08-17 |
Family
ID=31162222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP20005086U Expired JPS6330796Y2 (US07166745-20070123-C00016.png) | 1986-12-25 | 1986-12-25 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6330796Y2 (US07166745-20070123-C00016.png) |
-
1986
- 1986-12-25 JP JP20005086U patent/JPS6330796Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS62124989U (US07166745-20070123-C00016.png) | 1987-08-08 |
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