JPS61131724U - - Google Patents
Info
- Publication number
- JPS61131724U JPS61131724U JP1404485U JP1404485U JPS61131724U JP S61131724 U JPS61131724 U JP S61131724U JP 1404485 U JP1404485 U JP 1404485U JP 1404485 U JP1404485 U JP 1404485U JP S61131724 U JPS61131724 U JP S61131724U
- Authority
- JP
- Japan
- Prior art keywords
- height
- cutting
- ground
- harvester
- section
- 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
- 238000010586 diagram Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 1
Landscapes
- Lifting Devices For Agricultural Implements (AREA)
- Harvester Elements (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
Description
第１図は収穫機の外観斜視図、第２図はその略
示側面図、第３図は右側のデバイダ周辺の斜視図
、第４図は制御系の模式的回路図、第５図イ、ロ
は動作説明図である。
４……デバイス、４……刈取部、９……油圧シ
リンダ、１０，２０……超音波センサ、１１，１
２……発信器、１２，２２……受信器、３１，３
２……仕切板。
Fig. 1 is an external perspective view of the harvester, Fig. 2 is a schematic side view thereof, Fig. 3 is a perspective view of the area around the right divider, Fig. 4 is a schematic circuit diagram of the control system, Fig. 5 B is an explanatory diagram of the operation. 4... Device, 4... Reaping part, 9... Hydraulic cylinder, 10, 20... Ultrasonic sensor, 11, 1
2... Transmitter, 12, 22... Receiver, 31, 3
2... Partition board.
Claims (1)
対地高さとなるように刈取部を昇降制御する収穫
機の刈高さ調節装置において、圃面に向けて超音
波を発し、圃面にて反射された超音波を捉えるこ
とにより刈取部の対地高さを検出する超音波セン
サを２組備え、各超音波センサの機体幅方向離隔
寸法が刈取対象穀稈条の条間寸法に一致しないよ
うにしたことを特徴とする収穫機の刈高さ調節装
置。 A cutting height adjustment device for a harvester detects the height of the cutting section above the ground and controls the raising and lowering of the cutting section so that the cutting section reaches a predetermined height above the ground. Equipped with two sets of ultrasonic sensors that detect the height of the reaping section above the ground by capturing the ultrasonic waves reflected by the machine. A cutting height adjusting device for a harvester, characterized in that the cutting height is adjusted so that the cutting height is not lowered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1404485U JPS61131724U (en) | 1985-02-01 | 1985-02-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1404485U JPS61131724U (en) | 1985-02-01 | 1985-02-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61131724U true JPS61131724U (en) | 1986-08-18 |
Family
ID=30498603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1404485U Pending JPS61131724U (en) | 1985-02-01 | 1985-02-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61131724U (en) |
-
1985
- 1985-02-01 JP JP1404485U patent/JPS61131724U/ja active Pending
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