JPS62110074U - - Google Patents
Info
- Publication number
- JPS62110074U JPS62110074U JP20297685U JP20297685U JPS62110074U JP S62110074 U JPS62110074 U JP S62110074U JP 20297685 U JP20297685 U JP 20297685U JP 20297685 U JP20297685 U JP 20297685U JP S62110074 U JPS62110074 U JP S62110074U
- Authority
- JP
- Japan
- Prior art keywords
- steering
- controlled
- vehicle speed
- construction machine
- steering 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.)
- Pending
Links
- 230000007935 neutral effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 2
Description
図面はこの考案の一実施例を示し、第１図は側
面図、第２図は正面図、第３図は回路図、第４図
は断面図、第５図は作用説明図、第６図ないし第
１１図は他の実施例を示す説明図である。
３は操向ハンドル、７は操向弁、７ａはスプー
ル、１４は中立ばね。
The drawings show one embodiment of this invention, and FIG. 1 is a side view, FIG. 2 is a front view, FIG. 3 is a circuit diagram, FIG. 4 is a sectional view, FIG. 11 through 11 are explanatory diagrams showing other embodiments. 3 is a steering handle, 7 is a steering valve, 7a is a spool, and 14 is a neutral spring.
Claims (1)
械の操向操作を行うものにおいて、上記建設機械
の車速を検出する手段を設けると共に、上記車速
検出手段が検出した信号により操向弁７のスプー
ル７ａを付勢する中立ばね１４のばね力を可変す
るようにしてなる建設機械の操向装置。 In an apparatus in which a steering valve is controlled by a steering handle 3 to steer a construction machine, a means for detecting the vehicle speed of the construction machine is provided, and the steering valve 7 is controlled by a signal detected by the vehicle speed detecting means. A steering device for construction machinery that varies the spring force of a neutral spring 14 that biases a spool 7a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20297685U JPS62110074U (en) | 1985-12-28 | 1985-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20297685U JPS62110074U (en) | 1985-12-28 | 1985-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62110074U true JPS62110074U (en) | 1987-07-14 |
Family
ID=31167866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20297685U Pending JPS62110074U (en) | 1985-12-28 | 1985-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62110074U (en) |
-
1985
- 1985-12-28 JP JP20297685U patent/JPS62110074U/ja active Pending
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