JPH0619670Y2 - 油圧クローラドリル - Google Patents
油圧クローラドリルInfo
- Publication number
- JPH0619670Y2 JPH0619670Y2 JP5932688U JP5932688U JPH0619670Y2 JP H0619670 Y2 JPH0619670 Y2 JP H0619670Y2 JP 5932688 U JP5932688 U JP 5932688U JP 5932688 U JP5932688 U JP 5932688U JP H0619670 Y2 JPH0619670 Y2 JP H0619670Y2
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- pipe
- tip bit
- drifter
- drilling
- 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 - Lifetime
Links
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 JPH01164388U ( ) | 1989-11-16 |
JPH0619670Y2 true 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 |
---|---|
JPH01164388U ( ) | 1989-11-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP4271194B2 (ja) | 油圧駆動制御装置 | |
EP1662151B1 (en) | Hydraulic drive apparatus | |
JP3382667B2 (ja) | ハンマ装置 | |
EP0927794A4 (en) | HYDRAULIC CIRCUIT FOR A ROTATING EXCAVATOR | |
EP1380756A4 (en) | PRESSURE MEDIUM CIRCUIT | |
JP2006336805A (ja) | 作業機械の制御装置 | |
EP1126088B1 (en) | Hydraulic system for the dampening of inertia load | |
JP2008517192A (ja) | パーカッション装置 | |
JPH0619670Y2 (ja) | 油圧クローラドリル | |
EP1388670A4 (en) | HYDRAULIC DRIVE UNIT | |
US20070180986A1 (en) | Swash plate type variable displacement hydraulic rotary machine | |
EP0393342A3 (en) | Hydraulic circuit for backhoe implement | |
US5950428A (en) | Apparatus for improving the operating capability of a construction machine during a fine operation mode and method for the same | |
KR20040094186A (ko) | 중장비의 주행 제어장치 및 그 방법 | |
JPH0348317Y2 ( ) | ||
JP2725054B2 (ja) | アウトリガ回路 | |
JPH0423992Y2 ( ) | ||
KR0138161Y1 (ko) | 작업조건에 따라 액츄에이터의 속도 조정이 가능한 유압회로 | |
JPH08158776A (ja) | 油圧さく岩機の送り制御装置 | |
JP3347496B2 (ja) | 油圧シリンダの制御装置 | |
JP2003202003A (ja) | アーム用再生機能を有する切換弁 | |
JPH06264473A (ja) | アーム用再生機能を有する切換弁 | |
JPH11158859A (ja) | 作業機械の制御回路 | |
JP2581220Y2 (ja) | 油圧クラッチ式変速装置のディレーリリーフバルブ構造 | |
JP2000176859A (ja) | 振動発生装置 |