JPS62156436A - 油圧シヨベルのフリ−旋回システム - Google Patents
油圧シヨベルのフリ−旋回システムInfo
- Publication number
- JPS62156436A JPS62156436A JP29875185A JP29875185A JPS62156436A JP S62156436 A JPS62156436 A JP S62156436A JP 29875185 A JP29875185 A JP 29875185A JP 29875185 A JP29875185 A JP 29875185A JP S62156436 A JPS62156436 A JP S62156436A
- Authority
- JP
- Japan
- Prior art keywords
- oil
- pressure
- hydraulic
- valve
- oil passage
- 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
- 239000003921 oil Substances 0.000 claims description 119
- 239000010720 hydraulic oil Substances 0.000 claims description 9
- 230000007935 neutral effect Effects 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- -1 and during braking Substances 0.000 description 1
- 231100000749 chronicity Toxicity 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- WQGWDDDVZFFDIG-UHFFFAOYSA-N pyrogallol Chemical compound OC1=CC=CC(O)=C1O WQGWDDDVZFFDIG-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Operation Control Of Excavators (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29875185A JPS62156436A (ja) | 1985-12-27 | 1985-12-27 | 油圧シヨベルのフリ−旋回システム |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29875185A JPS62156436A (ja) | 1985-12-27 | 1985-12-27 | 油圧シヨベルのフリ−旋回システム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62156436A true JPS62156436A (ja) | 1987-07-11 |
| JPH0438257B2 JPH0438257B2 (enExample) | 1992-06-23 |
Family
ID=17863763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29875185A Granted JPS62156436A (ja) | 1985-12-27 | 1985-12-27 | 油圧シヨベルのフリ−旋回システム |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62156436A (enExample) |
-
1985
- 1985-12-27 JP JP29875185A patent/JPS62156436A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0438257B2 (enExample) | 1992-06-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2706151B1 (en) | Slewing type working machine | |
| JP5304236B2 (ja) | 建設機械の旋回ブレーキ装置 | |
| US10604916B2 (en) | Shovel | |
| JP5083202B2 (ja) | 建設機械の旋回ブレーキ装置 | |
| US4644849A (en) | Locking apparatus of inertial mass drive hydraulic circuit system | |
| KR101763283B1 (ko) | 건설기계용 유압제어장치 | |
| JPS62200004A (ja) | 旋回体駆動用油圧モ−タの制御回路 | |
| JPS63138026A (ja) | 油圧シヨベルの油圧回路 | |
| JPS62156436A (ja) | 油圧シヨベルのフリ−旋回システム | |
| JPH0438255B2 (enExample) | ||
| JP2746906B2 (ja) | 油圧モータのブレーキ回路 | |
| JPH0549771B2 (enExample) | ||
| JPS62160324A (ja) | 油圧シヨベルのフリ−旋回システム | |
| JPH0438256B2 (enExample) | ||
| JPH02243834A (ja) | 油圧ショベルのフリー旋回システム | |
| JPH0438258B2 (enExample) | ||
| JP3339821B2 (ja) | 作業機械のロック方法およびそのロック装置 | |
| JP2002317471A (ja) | 油圧ショベルの油圧制御回路 | |
| JP2004019790A (ja) | 建設機械のウインチの油圧回路 | |
| JPH0415142B2 (enExample) | ||
| JP3514971B2 (ja) | 作業機のエンジン回転制御装置 | |
| JPH0745654Y2 (ja) | クレーン機能付パワーショベルの油圧回路 | |
| JPH11336134A (ja) | 建設機械の旋回体ブレーキ装置 | |
| JP2711702B2 (ja) | パワーショベルにおけるショベル作動圧切換方法及び装置 | |
| JPS63190903A (ja) | 油圧アクチユエ−タの自動速度制御回路 |