JPS6432003U - - Google Patents
Info
- Publication number
- JPS6432003U JPS6432003U JP12631087U JP12631087U JPS6432003U JP S6432003 U JPS6432003 U JP S6432003U JP 12631087 U JP12631087 U JP 12631087U JP 12631087 U JP12631087 U JP 12631087U JP S6432003 U JPS6432003 U JP S6432003U
- Authority
- JP
- Japan
- Prior art keywords
- key switch
- working equipment
- lifting motor
- lifting
- supplies power
- 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
- 239000003990 capacitor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Lifting Devices For Agricultural Implements (AREA)
Description
図面はこの考案の一実施例を示し、第１図は回
路図、第２図はタイミングチヤート図、第３図及
び第４図は従来の説明図である。
１……キースイツチ、２……直流電源、６……
アツプスイツチ、７……ダウンスイツチ、８……
上限リミツトスイツチ、９……下限リミツトスイ
ツチ、１０……オフデイレイ回路、ｂ……作業機
、ｃ……昇降モータ。
The drawings show one embodiment of this invention, with FIG. 1 being a circuit diagram, FIG. 2 being a timing chart, and FIGS. 3 and 4 being conventional explanatory diagrams. 1...Key switch, 2...DC power supply, 6...
Up switch, 7... Down switch, 8...
Upper limit switch, 9... Lower limit switch, 10... Off-delay circuit, b... Work equipment, c... Lifting motor.
Claims (1)
直流電源と、上記作業機が接続された農耕機の主
電源をオン・オフさせるキースイツチと、上記作
業機が上限位置及び下限位置で停止するように上
記昇降モータを制御する昇降制御回路と、上記キ
ースイツチのオフ後コンデンサ及び抵抗の時定数
で設定された時間だけ上記昇降モータへ電力を供
給するオフデイレイ回路とを具備してなる作業機
の昇降制御装置。 A DC power supply that supplies power to a lifting motor that raises and lowers the working equipment, a key switch that turns on and off the main power of the agricultural machine to which the working equipment is connected, and a key switch that enables the working equipment to stop at the upper and lower limit positions. A lifting control device for a work machine, comprising: a lifting control circuit that controls the lifting motor; and an off-delay circuit that supplies power to the lifting motor for a time set by a time constant of a capacitor and a resistor after the key switch is turned off. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12631087U JPS6432003U (en) | 1987-08-21 | 1987-08-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12631087U JPS6432003U (en) | 1987-08-21 | 1987-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6432003U true JPS6432003U (en) | 1989-02-28 |
Family
ID=31377721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12631087U Pending JPS6432003U (en) | 1987-08-21 | 1987-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6432003U (en) |
-
1987
- 1987-08-21 JP JP12631087U patent/JPS6432003U/ja active Pending