JPS58161169U - Engine starting device for work vehicles - Google Patents
Engine starting device for work vehiclesInfo
- Publication number
- JPS58161169U JPS58161169U JP5825382U JP5825382U JPS58161169U JP S58161169 U JPS58161169 U JP S58161169U JP 5825382 U JP5825382 U JP 5825382U JP 5825382 U JP5825382 U JP 5825382U JP S58161169 U JPS58161169 U JP S58161169U
- Authority
- JP
- Japan
- Prior art keywords
- spool
- engine starting
- port
- starting device
- switching valve
- 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.)
- Granted
Links
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図は本考案の実施例を示す全体斜視図、第２図はそ
の切換えバルブを示す断面図、第３図はその側面図、第
４図はエンジン始動時における切換えバルブの作動を示
す図である。
１・・・油圧ポンプ、３・・・切換えバルブ、５・・・
吸込みパイプ、６・・・ポンプポート、７・・・吐出ポ
ート、９・・・油圧高圧パイプ、１０・・・タンクポー
ト、１１・・・戻りパイプ、１２・・・電磁アクチュエ
ータ、１３〜１９・・・エンジン始動回路、２１・・・
スプーツへ２５・・・圧力バランス通路、Ａ・・・閉塞
側で形成される室、Ｃ・・・タンクポート側の室。Fig. 1 is an overall perspective view showing an embodiment of the present invention, Fig. 2 is a cross-sectional view showing the switching valve, Fig. 3 is a side view thereof, and Fig. 4 is a diagram showing the operation of the switching valve when starting the engine. It is. 1...Hydraulic pump, 3...Switching valve, 5...
Suction pipe, 6... Pump port, 7... Discharge port, 9... Hydraulic high pressure pipe, 10... Tank port, 11... Return pipe, 12... Electromagnetic actuator, 13-19. ...Engine starting circuit, 21...
To the spout 25...Pressure balance passage, A...Chamber formed on the closed side, C...Chamber on the tank port side.
Claims (1)
いて、該油圧ポンプの吐出側１こ連通して切換えバルブ
を設け、該切換えバルブのスプールをエンジンの始動回
路に接続する電磁アクチュエータで制御し、かつ該スプ
ールを通常ポンプポートが吐出ポートに連通ずるように
保持すると共に電磁アクチュエータの作動によりポンプ
ポートをタンクポートに連通し、更にスプールに細孔よ
りなる圧力バランス通路を形成して、スプールの閉塞側
で形成される室とタンクポート側の室とを連通して構成
した作業車輛におけるエンジン始動装置。In a work vehicle having a hydraulic pump driven by an engine, a switching valve is provided in communication with one discharge side of the hydraulic pump, and the spool of the switching valve is controlled by an electromagnetic actuator connected to the engine starting circuit, and The spool is normally held so that the pump port communicates with the discharge port, and the pump port is communicated with the tank port by the operation of an electromagnetic actuator. Furthermore, a pressure balance passage consisting of pores is formed in the spool, and the closed side of the spool is An engine starting device for a work vehicle configured by communicating a formed chamber with a tank port side chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5825382U JPS58161169U (en) | 1982-04-20 | 1982-04-20 | Engine starting device for work vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5825382U JPS58161169U (en) | 1982-04-20 | 1982-04-20 | Engine starting device for work vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58161169U true JPS58161169U (en) | 1983-10-27 |
| JPS632602Y2 JPS632602Y2 (en) | 1988-01-22 |
Family
ID=30068651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5825382U Granted JPS58161169U (en) | 1982-04-20 | 1982-04-20 | Engine starting device for work vehicles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58161169U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60132031A (en) * | 1983-12-19 | 1985-07-13 | Mitsubishi Electric Corp | Multiple functional starter |
-
1982
- 1982-04-20 JP JP5825382U patent/JPS58161169U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60132031A (en) * | 1983-12-19 | 1985-07-13 | Mitsubishi Electric Corp | Multiple functional starter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS632602Y2 (en) | 1988-01-22 |
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