JPS62144300U - - Google Patents
Info
- Publication number
- JPS62144300U JPS62144300U JP3168286U JP3168286U JPS62144300U JP S62144300 U JPS62144300 U JP S62144300U JP 3168286 U JP3168286 U JP 3168286U JP 3168286 U JP3168286 U JP 3168286U JP S62144300 U JPS62144300 U JP S62144300U
- Authority
- JP
- Japan
- Prior art keywords
- operating valve
- hydraulic
- boom
- port
- operating
- 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
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Description
図面は本考案の実施例を示し、第１図は一部省
略した油圧回路図、第２図は高所作業車の作業状
態を示す側面図、第３図は従来例を示す油圧回路
図である。
４……伸縮ブーム、７……作業台、１４，１５
，１６，１７，３０，３１……ブーム等の操作弁
、１８……油圧工具の操作弁、１９……直列回路
、２０……並列回路、２２……絞り弁、２４……
油圧ブースタ、２５……油圧工具。
The drawings show an embodiment of the present invention; Fig. 1 is a partially omitted hydraulic circuit diagram; Fig. 2 is a side view showing the working state of the aerial work vehicle; and Fig. 3 is a hydraulic circuit diagram of a conventional example. be. 4... Telescopic boom, 7... Workbench, 14, 15
, 16, 17, 30, 31... Operating valve for boom etc., 18... Operating valve for hydraulic tool, 19... Series circuit, 20... Parallel circuit, 22... Throttle valve, 24...
Hydraulic booster, 25...Hydraulic tool.
Claims (1)
操作することにより油圧工具を使用可能とした高
所作業車の油圧回路において、ブーム等の操作弁
と油圧工具の操作弁を連結する直列回路を油圧工
具の操作弁のＰポートと連通させるとともに、前
記ブーム等の操作弁のＰポートと前記油圧工具の
操作弁のＰポート間を絞り弁を挿入した並列回路
により連結したことを特徴とする高所作業車の油
圧回路。 A series circuit that connects the operating valve of the boom, etc. and the operating valve of the hydraulic tool in the hydraulic circuit of an aerial work vehicle that enables the use of hydraulic tools by operating the operating valve on the workbench held at the tip of the boom. communicates with the P port of the operating valve of the hydraulic tool, and the P port of the operating valve of the boom etc. and the P port of the operating valve of the hydraulic tool are connected by a parallel circuit in which a throttle valve is inserted. Hydraulic circuit for aerial work vehicles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3168286U JPS62144300U (en) | 1986-03-04 | 1986-03-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3168286U JPS62144300U (en) | 1986-03-04 | 1986-03-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62144300U true JPS62144300U (en) | 1987-09-11 |
Family
ID=30837643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3168286U Pending JPS62144300U (en) | 1986-03-04 | 1986-03-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62144300U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60204600A (en) * | 1984-03-30 | 1985-10-16 | 新明和工業株式会社 | Auxiliary working device for height service car |
-
1986
- 1986-03-04 JP JP3168286U patent/JPS62144300U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60204600A (en) * | 1984-03-30 | 1985-10-16 | 新明和工業株式会社 | Auxiliary working device for height service car |
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