JPH01111796U - - Google Patents
Info
- Publication number
- JPH01111796U JPH01111796U JP254288U JP254288U JPH01111796U JP H01111796 U JPH01111796 U JP H01111796U JP 254288 U JP254288 U JP 254288U JP 254288 U JP254288 U JP 254288U JP H01111796 U JPH01111796 U JP H01111796U
- Authority
- JP
- Japan
- Prior art keywords
- propulsion
- propulsion jack
- jack
- chuck
- reaction force
- 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.)
- Granted
Links
- 241000256247 Spodoptera exigua Species 0.000 claims 1
- 230000007246 mechanism Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP254288U JPH0629271Y2 (ja) | 1988-01-14 | 1988-01-14 | 推進機械の油圧制御装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP254288U JPH0629271Y2 (ja) | 1988-01-14 | 1988-01-14 | 推進機械の油圧制御装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01111796U true JPH01111796U (en, 2012) | 1989-07-27 |
| JPH0629271Y2 JPH0629271Y2 (ja) | 1994-08-10 |
Family
ID=31203397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP254288U Expired - Lifetime JPH0629271Y2 (ja) | 1988-01-14 | 1988-01-14 | 推進機械の油圧制御装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0629271Y2 (en, 2012) |
-
1988
- 1988-01-14 JP JP254288U patent/JPH0629271Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0629271Y2 (ja) | 1994-08-10 |
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