JPS61188079U - - Google Patents
Info
- Publication number
- JPS61188079U JPS61188079U JP7246985U JP7246985U JPS61188079U JP S61188079 U JPS61188079 U JP S61188079U JP 7246985 U JP7246985 U JP 7246985U JP 7246985 U JP7246985 U JP 7246985U JP S61188079 U JPS61188079 U JP S61188079U
- Authority
- JP
- Japan
- Prior art keywords
- solenoid
- pulse
- switch element
- solenoid valve
- current
- 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
- 230000005284 excitation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Magnetically Actuated Valves (AREA)
Description
図面は本考案の一実施例を示し、第1図は電気
回路図、第2図は全体の側面図、第3図は油圧回
路図、第4図は操作部の断面図、第5図はパルス
波形図である。
5……フロントローダ、7……ブーム、8……
ブームシリンダ、11,12……電磁弁、13,
14,15,16,23……ソレノイド、24…
…スイツチ素子、28……パルス発生回路、29
,35……比較器。
The drawings show one embodiment of the present invention, and FIG. 1 is an electric circuit diagram, FIG. 2 is an overall side view, FIG. 3 is a hydraulic circuit diagram, FIG. 4 is a sectional view of the operating section, and FIG. It is a pulse waveform diagram. 5...Front loader, 7...Boom, 8...
Boom cylinder, 11, 12...Solenoid valve, 13,
14, 15, 16, 23... Solenoid, 24...
...Switch element, 28...Pulse generation circuit, 29
, 35... comparator.
Claims (1)
作動する開閉型の電磁弁において、ソレノイドに
前記電流を流すためのスイツチ素子を接続すると
共に、このスイツチ素子を間欠的に駆動するパル
ス発生回路を設け、このパルス発生回路が発生す
るパルス信号のパルス幅を調整する調整手段を設
けたことを特徴とする電磁弁制御回路。 In an open/close type solenoid valve that operates when a predetermined value of excitation current is passed through a solenoid, a switch element for causing the current to flow is connected to the solenoid, and a pulse generating circuit is provided to drive the switch element intermittently. , A solenoid valve control circuit characterized in that it is provided with an adjustment means for adjusting the pulse width of a pulse signal generated by the pulse generation circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7246985U JPS61188079U (en) | 1985-05-15 | 1985-05-15 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7246985U JPS61188079U (en) | 1985-05-15 | 1985-05-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61188079U true JPS61188079U (en) | 1986-11-22 |
Family
ID=30610899
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7246985U Pending JPS61188079U (en) | 1985-05-15 | 1985-05-15 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61188079U (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5733278A (en) * | 1980-08-05 | 1982-02-23 | Sueno Denki Seisakusho:Kk | Opening and closing position control device of valve |
JPS57204381A (en) * | 1981-06-12 | 1982-12-15 | Saginomiya Seisakusho Inc | Flow rate control method and apparatus |
JPS58194308A (en) * | 1982-04-26 | 1983-11-12 | Hitachi Constr Mach Co Ltd | Controller for electromagnetic device having proportional solenoid |
-
1985
- 1985-05-15 JP JP7246985U patent/JPS61188079U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5733278A (en) * | 1980-08-05 | 1982-02-23 | Sueno Denki Seisakusho:Kk | Opening and closing position control device of valve |
JPS57204381A (en) * | 1981-06-12 | 1982-12-15 | Saginomiya Seisakusho Inc | Flow rate control method and apparatus |
JPS58194308A (en) * | 1982-04-26 | 1983-11-12 | Hitachi Constr Mach Co Ltd | Controller for electromagnetic device having proportional solenoid |