JPS5984060U - Bulldozer earth mover hydraulic circuit - Google Patents
Bulldozer earth mover hydraulic circuitInfo
- Publication number
- JPS5984060U JPS5984060U JP18014282U JP18014282U JPS5984060U JP S5984060 U JPS5984060 U JP S5984060U JP 18014282 U JP18014282 U JP 18014282U JP 18014282 U JP18014282 U JP 18014282U JP S5984060 U JPS5984060 U JP S5984060U
- Authority
- JP
- Japan
- Prior art keywords
- bulldozer
- hydraulic circuit
- valve
- earth mover
- mover hydraulic
- 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
Landscapes
- Operation Control Of Excavators (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
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図は操作弁の詳細図である。
3は操作弁、31ないし3.はポジション、4は切換え
弁、7aはスプールランド。“The drawings show an embodiment of this invention, with FIG. 1 being a circuit diagram and FIG. 2 being a detailed diagram of the operating valve. 3 is an operating valve, 31 to 3. is the position, 4 is the switching valve, and 7a is the spool land. “
Claims (1)
制御するものにおいて、上記操作弁3の保持ポジション
32におけるポート3a、 3b、 3cとスプー
ルランド7aのシップ量lを少さくすると共に、上記操
作弁3とリフトシリンダ6の−に、上記操作弁3の保持
ポジション32時遮断され、その他のポジション3.、
33. 3.へ入れたとき、に連通される切換え弁4
を設けてなるブルドーザの土工機油圧回路。In a device in which a lift cylinder 6 that moves an earthmoving machine up and down is controlled by an operation valve 3, the ship amount l of the ports 3a, 3b, 3c and the spool land 7a at the holding position 32 of the operation valve 3 is reduced, and the above-mentioned operation - between the valve 3 and the lift cylinder 6, the operation valve 3 is shut off at the holding position 32, and at the other positions 3. ,
33. 3. switching valve 4 that is communicated with when the
A bulldozer earthmoving machine hydraulic circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18014282U JPS5984060U (en) | 1982-11-30 | 1982-11-30 | Bulldozer earth mover hydraulic circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18014282U JPS5984060U (en) | 1982-11-30 | 1982-11-30 | Bulldozer earth mover hydraulic circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5984060U true JPS5984060U (en) | 1984-06-06 |
Family
ID=30390675
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18014282U Pending JPS5984060U (en) | 1982-11-30 | 1982-11-30 | Bulldozer earth mover hydraulic circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5984060U (en) |
-
1982
- 1982-11-30 JP JP18014282U patent/JPS5984060U/en active Pending
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