JPH0446098U - - Google Patents
Info
- Publication number
- JPH0446098U JPH0446098U JP8816590U JP8816590U JPH0446098U JP H0446098 U JPH0446098 U JP H0446098U JP 8816590 U JP8816590 U JP 8816590U JP 8816590 U JP8816590 U JP 8816590U JP H0446098 U JPH0446098 U JP H0446098U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- loading platform
- hydraulic
- electric motor
- vehicle
- 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 3
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Description
第１図は要部の油圧回路図、第２図は荷役作業
車の全体側面図、第３図は同背面図、第４図は同
平面図、第５図は荷台の平面図、第６図は昇降レ
バー部の側面説明図、第７図は制御回路図、第８
図はフローチヤートである。
９……荷台、１２……マスタシリンダ、１９…
…油圧ポンプ、２０……電動モータ、３８……油
圧切換弁、４０……スプール、５０……昇降速度
調節電動モータ、６５……荷重センサ、６７……
高さセンサ、６９……左右傾斜角センサ、７０…
…前後傾斜角センサ。
Fig. 1 is a hydraulic circuit diagram of the main parts, Fig. 2 is an overall side view of the cargo handling vehicle, Fig. 3 is a rear view of the same, Fig. 4 is a plan view of the same, Fig. 5 is a plan view of the loading platform, and Fig. 6 is a plan view of the loading platform. The figure is an explanatory side view of the lifting lever section, Figure 7 is a control circuit diagram, and Figure 8 is a diagram of the control circuit.
The figure is a flowchart. 9... Loading platform, 12... Master cylinder, 19...
... Hydraulic pump, 20 ... Electric motor, 38 ... Hydraulic switching valve, 40 ... Spool, 50 ... Lifting speed adjustment electric motor, 65 ... Load sensor, 67 ...
Height sensor, 69...Right and left tilt angle sensor, 70...
...Anteroposterior tilt angle sensor.
Claims (1)
ンダを作動させる油圧ポンプ並びにこのポンプを
駆動する電動モータと、前記シリンダを作動制御
する油圧切換弁とを配設した荷役作業車において
、前記切換弁のスプールを進退させる昇降速度調
節電動モータと、荷重、荷台の高さ、車体の傾斜
角を検出する各センサとを備え、前記各センサに
基づいて前記モータを自動制御するように構成し
たことを特徴とする荷役作業車の油圧装置。 In a material handling vehicle that is equipped with a master cylinder that raises and lowers a loading platform, a hydraulic pump that operates the cylinder, an electric motor that drives this pump, and a hydraulic switching valve that controls the operation of the cylinder, the spool of the switching valve is The vehicle is characterized by being equipped with an electric motor for adjusting the speed of elevation and retreat, and sensors for detecting the load, the height of the loading platform, and the angle of inclination of the vehicle body, and configured to automatically control the motor based on the sensors. Hydraulic system for cargo handling vehicles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990088165U JPH07478Y2 (en) | 1990-08-22 | 1990-08-22 | Hydraulic equipment for cargo handling vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990088165U JPH07478Y2 (en) | 1990-08-22 | 1990-08-22 | Hydraulic equipment for cargo handling vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0446098U true JPH0446098U (en) | 1992-04-20 |
| JPH07478Y2 JPH07478Y2 (en) | 1995-01-11 |
Family
ID=31821159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990088165U Expired - Lifetime JPH07478Y2 (en) | 1990-08-22 | 1990-08-22 | Hydraulic equipment for cargo handling vehicles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07478Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57160899A (en) * | 1981-03-31 | 1982-10-04 | Toyoda Automatic Loom Works | Controller for forklift |
| JPS6339520A (en) * | 1986-08-02 | 1988-02-20 | 原科 利行 | Seedling growing method and mat |
-
1990
- 1990-08-22 JP JP1990088165U patent/JPH07478Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57160899A (en) * | 1981-03-31 | 1982-10-04 | Toyoda Automatic Loom Works | Controller for forklift |
| JPS6339520A (en) * | 1986-08-02 | 1988-02-20 | 原科 利行 | Seedling growing method and mat |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07478Y2 (en) | 1995-01-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |