JPH0170795U - - Google Patents
Info
- Publication number
- JPH0170795U JPH0170795U JP1987167287U JP16728787U JPH0170795U JP H0170795 U JPH0170795 U JP H0170795U JP 1987167287 U JP1987167287 U JP 1987167287U JP 16728787 U JP16728787 U JP 16728787U JP H0170795 U JPH0170795 U JP H0170795U
- Authority
- JP
- Japan
- Prior art keywords
- pump
- work vehicle
- hydraulic system
- emergency
- normal
- 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 2
Landscapes
- Control And Safety Of Cranes (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Fluid-Pressure Circuits (AREA)
Description
図面は本考案の実施例を示し、第１図は一部省
略した電気回路図、第２図は油圧回路図、第３図
は屈伸型高所作業車の走行姿勢を示す側面図であ
る。
８……アウトリガ（ジヤツキシリンダ）、１０
，１２……モータ、１１……通常用モータ、１３
……非常用モータ、１４……切換え弁、２１……
ブーム操作弁、２２……アウトリガ操作弁、２８
，２９……バツテリ、３１，３２，３３，３４，
３８，３９，４０，４１，４２……リミツトスイ
ツチ、３０，３５，３６，４４……リレー。
The drawings show an embodiment of the present invention, in which FIG. 1 is a partially omitted electric circuit diagram, FIG. 2 is a hydraulic circuit diagram, and FIG. 3 is a side view showing the traveling posture of a bendable aerial work vehicle. 8... Outrigger (jazz cylinder), 10
, 12...Motor, 11...Normal motor, 13
...Emergency motor, 14...Switching valve, 21...
Boom operation valve, 22... Outrigger operation valve, 28
, 29...Batteri, 31, 32, 33, 34,
38, 39, 40, 41, 42... limit switch, 30, 35, 36, 44... relay.
Claims (1)
の油圧装置において、所定の操作を行うときに、
通常用ポンプと非常用ポンプが同時に作動するよ
うにしたことを特徴とする作業車の油圧装置。 When performing predetermined operations in the hydraulic system of a work vehicle equipped with a normal pump and an emergency pump,
A hydraulic system for a work vehicle, characterized in that a normal pump and an emergency pump operate at the same time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16728787U JPH0547194Y2 (en) | 1987-10-30 | 1987-10-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16728787U JPH0547194Y2 (en) | 1987-10-30 | 1987-10-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0170795U true JPH0170795U (en) | 1989-05-11 |
| JPH0547194Y2 JPH0547194Y2 (en) | 1993-12-10 |
Family
ID=31455441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16728787U Expired - Lifetime JPH0547194Y2 (en) | 1987-10-30 | 1987-10-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0547194Y2 (en) |
-
1987
- 1987-10-30 JP JP16728787U patent/JPH0547194Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0547194Y2 (en) | 1993-12-10 |
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