JPS5881094U - engine driven hydraulic tools - Google Patents
engine driven hydraulic toolsInfo
- Publication number
- JPS5881094U JPS5881094U JP17719881U JP17719881U JPS5881094U JP S5881094 U JPS5881094 U JP S5881094U JP 17719881 U JP17719881 U JP 17719881U JP 17719881 U JP17719881 U JP 17719881U JP S5881094 U JPS5881094 U JP S5881094U
- Authority
- JP
- Japan
- Prior art keywords
- engine
- discharge valve
- tool
- engine driven
- driven hydraulic
- 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
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Press Drives And Press Lines (AREA)
- Manufacturing Of Electrical Connectors (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図は本考案の一実施例を示す油圧回路図、第２図は
本考案の電磁弁動作状態を示す一部の油圧回路図、第３
図は従来例を示す油圧回路図である。
１・・・・・・排出弁、１ａ・・・・・・シリンダ、２
・・・・・・工具シリンダ、３・・・・・・電磁弁、４
・・・・・・スロットル開閉用シリンダ、４ａ・・・・
・・ピストンロッド、４ｂ・・・・・・ばね、Ｅ・・・
・・・エンジン、■・・・・・・スロットルレバー、Ｐ
・・・・・・油圧ポンプ。Fig. 1 is a hydraulic circuit diagram showing one embodiment of the present invention, Fig. 2 is a partial hydraulic circuit diagram showing the operating state of the solenoid valve of the present invention, and Fig. 3 is a hydraulic circuit diagram showing an embodiment of the present invention.
The figure is a hydraulic circuit diagram showing a conventional example. 1...Discharge valve, 1a...Cylinder, 2
......Tool cylinder, 3...Solenoid valve, 4
...Throttle opening/closing cylinder, 4a...
...Piston rod, 4b...Spring, E...
...Engine, ■...Throttle lever, P
······Hydraulic pump.
Claims (1)
とを排出弁を介して接続し、この排出弁で主油圧を制御
し、さらに前記ポンプと前記排出弁シリンダとを電磁弁
を介在させて接続し、この電磁弁により排出弁のパイロ
ット油圧を制御するようにした油圧工具において、前記
エンジンのスロットルの開閉用シリンダに前記パイロッ
ト油圧を導き、工具の動作とエンジンスロットルの開放
とを連動させたことを特徴とするエンジン駆動型油圧工
具。A pump driven by an engine and a tool driving cylinder are connected via a discharge valve, the main hydraulic pressure is controlled by the discharge valve, and the pump and the discharge valve cylinder are connected via a solenoid valve, This hydraulic tool is characterized in that the pilot hydraulic pressure of the discharge valve is controlled by the electromagnetic valve, and the pilot hydraulic pressure is guided to a cylinder for opening and closing the throttle of the engine, so that the operation of the tool and the opening of the engine throttle are linked. An engine-driven hydraulic tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17719881U JPS5881094U (en) | 1981-11-28 | 1981-11-28 | engine driven hydraulic tools |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17719881U JPS5881094U (en) | 1981-11-28 | 1981-11-28 | engine driven hydraulic tools |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5881094U true JPS5881094U (en) | 1983-06-01 |
Family
ID=29970862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17719881U Pending JPS5881094U (en) | 1981-11-28 | 1981-11-28 | engine driven hydraulic tools |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5881094U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5418741U (en) * | 1977-07-08 | 1979-02-06 |
-
1981
- 1981-11-28 JP JP17719881U patent/JPS5881094U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5418741U (en) * | 1977-07-08 | 1979-02-06 |
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