JPH01164388U - - Google Patents
Info
- Publication number
- JPH01164388U JPH01164388U JP5932688U JP5932688U JPH01164388U JP H01164388 U JPH01164388 U JP H01164388U JP 5932688 U JP5932688 U JP 5932688U JP 5932688 U JP5932688 U JP 5932688U JP H01164388 U JPH01164388 U JP H01164388U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- drifter
- circuit
- counterbore
- backward movement
- 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
- 239000010720 hydraulic oil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5932688U JPH0619670Y2 (ja) | 1988-05-06 | 1988-05-06 | 油圧クローラドリル |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5932688U JPH0619670Y2 (ja) | 1988-05-06 | 1988-05-06 | 油圧クローラドリル |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01164388U true JPH01164388U ( ) | 1989-11-16 |
| JPH0619670Y2 JPH0619670Y2 (ja) | 1994-05-25 |
Family
ID=31285102
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5932688U Expired - Lifetime JPH0619670Y2 (ja) | 1988-05-06 | 1988-05-06 | 油圧クローラドリル |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0619670Y2 ( ) |
-
1988
- 1988-05-06 JP JP5932688U patent/JPH0619670Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0619670Y2 (ja) | 1994-05-25 |
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