JPH03121401U - - Google Patents
Info
- Publication number
- JPH03121401U JPH03121401U JP3013990U JP3013990U JPH03121401U JP H03121401 U JPH03121401 U JP H03121401U JP 3013990 U JP3013990 U JP 3013990U JP 3013990 U JP3013990 U JP 3013990U JP H03121401 U JPH03121401 U JP H03121401U
- Authority
- JP
- Japan
- Prior art keywords
- control
- pressure
- lever
- operating
- operating lever
- 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
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 1
Landscapes
- Operation Control Of Excavators (AREA)
- Magnetically Actuated Valves (AREA)
- Feedback Control In General (AREA)
Description
第１図：本考案の油圧装置の第１実施例の系統
図、第２図：本考案の油圧装置の第２実施例の系
統図、第３図：従来の油圧装置の系統図。
１……圧力比例制御弁、２……レバー、３……
圧力センサ、４……制御装置、５……電磁圧力比
例制御弁、６……電磁操作弁、７，８……操作弁
、１０……可変容量ポンプ、１１……エンジンガ
バナ。
FIG. 1: System diagram of a first embodiment of the hydraulic system of the present invention, FIG. 2: System diagram of a second embodiment of the hydraulic system of the present invention, and FIG. 3: System diagram of a conventional hydraulic system. 1...Pressure proportional control valve, 2...Lever, 3...
Pressure sensor, 4...control device, 5...electromagnetic pressure proportional control valve, 6...electromagnetic operation valve, 7, 8...operation valve, 10...variable displacement pump, 11...engine governor.
Claims (1)
する油圧装置において、前記操作レバーに連結せ
る圧力比例制御弁の制御圧力を検知して制御装置
に信号を発信する圧力センサを具備せることを特
徴とする操作レバー角検知装置。 A hydraulic system that controls various devices in proportion to the operating angle of an operating lever, characterized by comprising a pressure sensor that detects the control pressure of a pressure proportional control valve connected to the operating lever and sends a signal to a control device. Control lever angle detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3013990U JPH03121401U (en) | 1990-03-23 | 1990-03-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3013990U JPH03121401U (en) | 1990-03-23 | 1990-03-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03121401U true JPH03121401U (en) | 1991-12-12 |
Family
ID=31532871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3013990U Pending JPH03121401U (en) | 1990-03-23 | 1990-03-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03121401U (en) |
-
1990
- 1990-03-23 JP JP3013990U patent/JPH03121401U/ja active Pending