JPH0223649Y2 - - Google Patents
Info
- Publication number
- JPH0223649Y2 JPH0223649Y2 JP13056783U JP13056783U JPH0223649Y2 JP H0223649 Y2 JPH0223649 Y2 JP H0223649Y2 JP 13056783 U JP13056783 U JP 13056783U JP 13056783 U JP13056783 U JP 13056783U JP H0223649 Y2 JPH0223649 Y2 JP H0223649Y2
- Authority
- JP
- Japan
- Prior art keywords
- slide block
- bracket
- arm
- rail
- roller
- 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
- 238000009412 basement excavation Methods 0.000 claims description 10
- 238000012423 maintenance Methods 0.000 description 4
- 230000007774 longterm Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
Landscapes
- Jib Cranes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13056783U JPS6040562U (ja) | 1983-08-23 | 1983-08-23 | 油圧ショベル用テレスコピックア−ムのロ−ラ装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13056783U JPS6040562U (ja) | 1983-08-23 | 1983-08-23 | 油圧ショベル用テレスコピックア−ムのロ−ラ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6040562U JPS6040562U (ja) | 1985-03-22 |
JPH0223649Y2 true JPH0223649Y2 (ko) | 1990-06-27 |
Family
ID=30295472
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13056783U Granted JPS6040562U (ja) | 1983-08-23 | 1983-08-23 | 油圧ショベル用テレスコピックア−ムのロ−ラ装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6040562U (ko) |
-
1983
- 1983-08-23 JP JP13056783U patent/JPS6040562U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6040562U (ja) | 1985-03-22 |
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