JPS60172870U - Power swivel drive circuit - Google Patents
Power swivel drive circuitInfo
- Publication number
- JPS60172870U JPS60172870U JP6062284U JP6062284U JPS60172870U JP S60172870 U JPS60172870 U JP S60172870U JP 6062284 U JP6062284 U JP 6062284U JP 6062284 U JP6062284 U JP 6062284U JP S60172870 U JPS60172870 U JP S60172870U
- Authority
- JP
- Japan
- Prior art keywords
- groups
- drive circuit
- actuators
- swivel drive
- power swivel
- 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.)
- Pending
Links
Landscapes
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はこの考案の一実施例を示す回路図、第２図は従
来のパワショベルの回路図である。
１は動力源、２は可変ポンプ、４．１３は閉回路、５．
１２はアクチュエータ、１０は駆動シリンダ。FIG. 1 is a circuit diagram showing an embodiment of this invention, and FIG. 2 is a circuit diagram of a conventional power shovel. 1 is a power source, 2 is a variable pump, 4.13 is a closed circuit, 5.
12 is an actuator, and 10 is a drive cylinder.
Claims (1)
リンダよ゛りなるアクチュエータ１２群を有するパワシ
ョベルにおいて、上記各アクチュエータ５，１２毎に可
変ポンプ２群及び片ロッドシリンダよりなる駆動シリン
ダ１０群を設け、かつこれら可変ポンプ２群とアクチュ
エータ５群の間及び駆動シリンダ１０群及びアクチュエ
ータ１２群間を閉回路４，１３により接続すると共に、
上記可変ポンプ２群及び駆動シリンダ１０を動力源１に
より駆動して−なるパワショベルの駆動回路。In a power shovel having 5 groups of actuators each consisting of a hydraulic motor and 12 groups consisting of a single rod cylinder, two groups of variable pumps and 10 groups of drive cylinders each consisting of a single rod cylinder are provided for each of the actuators 5 and 12, and Connecting between these two groups of variable pumps and five groups of actuators, and between ten groups of drive cylinders and twelve groups of actuators by closed circuits 4 and 13,
A drive circuit for a power shovel in which the two groups of variable pumps and the drive cylinder 10 are driven by a power source 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6062284U JPS60172870U (en) | 1984-04-26 | 1984-04-26 | Power swivel drive circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6062284U JPS60172870U (en) | 1984-04-26 | 1984-04-26 | Power swivel drive circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60172870U true JPS60172870U (en) | 1985-11-15 |
Family
ID=30588139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6062284U Pending JPS60172870U (en) | 1984-04-26 | 1984-04-26 | Power swivel drive circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60172870U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012034780A1 (en) * | 2010-09-14 | 2012-03-22 | Zf Friedrichshafen Ag | Driving arrangement |
-
1984
- 1984-04-26 JP JP6062284U patent/JPS60172870U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012034780A1 (en) * | 2010-09-14 | 2012-03-22 | Zf Friedrichshafen Ag | Driving arrangement |
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