JPS62140100U - - Google Patents
Info
- Publication number
- JPS62140100U JPS62140100U JP2546186U JP2546186U JPS62140100U JP S62140100 U JPS62140100 U JP S62140100U JP 2546186 U JP2546186 U JP 2546186U JP 2546186 U JP2546186 U JP 2546186U JP S62140100 U JPS62140100 U JP S62140100U
- Authority
- JP
- Japan
- Prior art keywords
- switching valve
- work vehicle
- control device
- aerial work
- switch
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Description
図面は本考案の一実施例を示し、第１図は高所
作業車の全体側面図、第２図は簡略して示す油圧
系統図、第３図は電気回路図である。
３…ブーム、１１…ジヤツキ、２２…電磁切換
弁、ＬＳ１，ＬＳ２，ＬＳ３…電気接点。
The drawings show one embodiment of the present invention, and FIG. 1 is an overall side view of the aerial work vehicle, FIG. 2 is a simplified hydraulic system diagram, and FIG. 3 is an electric circuit diagram. 3...Boom, 11...Jacket, 22...Solenoid switching valve, LS1, LS2, LS3...Electric contact.
Claims (1)
プとブーム関連作動を制御する切換弁とを連通す
る油圧配管途中に、通常中正位置にあつて下流側
への圧油供給を遮断し、ジヤツキが作動位置にあ
るときのみ切換制御されて下流側への圧油供給を
行なう電磁切換弁を配設した高所作業車において
、前記電磁切換弁の電磁部に作動スイツチを連係
し、前記作動スイツチを介して強制的に電磁切換
弁を切換制御可能としたことを特徴とする、高所
作業車の作動制御装置。 (2) 前記作動スイツチの閉成操作によつて電磁
切換弁の電磁部に自己保持回路を形成できるよう
にした実用新案登録請求の範囲第１項記載の高所
作業車の作動制御装置。 (3) 前記作動スイツチによる自己保持回路は、
動力取出装置の断操作もしくはジヤツキの縮小操
作に関連して解消されるようにした実用新案登録
請求の範囲第１項もしくは第２項記載の高所作業
車の作動制御装置。[Scope of Claim for Utility Model Registration] (1) In the middle of hydraulic piping that communicates between a hydraulic pump driven via a power take-off device and a switching valve that controls boom-related operations, there is a In an aerial work vehicle equipped with an electromagnetic switching valve that shuts off the pressure oil supply and supplies pressure oil to the downstream side by switching control only when the jack is in the operating position, the solenoid section of the electromagnetic switching valve is activated. An operation control device for an aerial work vehicle, characterized in that an electromagnetic switching valve can be forcibly switched and controlled via the operating switch by linking a switch. (2) The operation control device for an aerial work vehicle according to claim 1, wherein a self-holding circuit can be formed in the electromagnetic portion of the electromagnetic switching valve by closing the operation switch. (3) The self-holding circuit by the operation switch is
An operation control device for an aerial work vehicle according to claim 1 or 2, wherein the operation control device is resolved in connection with a power take-off device disconnection operation or a jack reduction operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2546186U JPH0533517Y2 (en) | 1986-02-24 | 1986-02-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2546186U JPH0533517Y2 (en) | 1986-02-24 | 1986-02-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62140100U true JPS62140100U (en) | 1987-09-03 |
| JPH0533517Y2 JPH0533517Y2 (en) | 1993-08-25 |
Family
ID=30825636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2546186U Expired - Lifetime JPH0533517Y2 (en) | 1986-02-24 | 1986-02-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0533517Y2 (en) |
-
1986
- 1986-02-24 JP JP2546186U patent/JPH0533517Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0533517Y2 (en) | 1993-08-25 |