JPH049893B2 - - Google Patents
Info
- Publication number
- JPH049893B2 JPH049893B2 JP58107413A JP10741383A JPH049893B2 JP H049893 B2 JPH049893 B2 JP H049893B2 JP 58107413 A JP58107413 A JP 58107413A JP 10741383 A JP10741383 A JP 10741383A JP H049893 B2 JPH049893 B2 JP H049893B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- controls
- switching
- switching valve
- 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.)
- Expired - Lifetime
Links
- 230000007935 neutral effect Effects 0.000 claims description 45
- 238000011144 upstream manufacturing Methods 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2278—Hydraulic circuits
- E02F9/2292—Systems with two or more pumps
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/2221—Control of flow rate; Load sensing arrangements
- E02F9/2239—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58107413A JPS59233036A (ja) | 1983-06-15 | 1983-06-15 | 建設車両の油圧回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58107413A JPS59233036A (ja) | 1983-06-15 | 1983-06-15 | 建設車両の油圧回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59233036A JPS59233036A (ja) | 1984-12-27 |
| JPH049893B2 true JPH049893B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-02-21 |
Family
ID=14458515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58107413A Granted JPS59233036A (ja) | 1983-06-15 | 1983-06-15 | 建設車両の油圧回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59233036A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1983
- 1983-06-15 JP JP58107413A patent/JPS59233036A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59233036A (ja) | 1984-12-27 |