JPH0341799U - - Google Patents
Info
- Publication number
- JPH0341799U JPH0341799U JP10258089U JP10258089U JPH0341799U JP H0341799 U JPH0341799 U JP H0341799U JP 10258089 U JP10258089 U JP 10258089U JP 10258089 U JP10258089 U JP 10258089U JP H0341799 U JPH0341799 U JP H0341799U
- Authority
- JP
- Japan
- Prior art keywords
- leveling
- boom
- workbench
- telescoping action
- cylinder
- 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
- 230000001105 regulatory effect Effects 0.000 claims 2
- 230000001276 controlling effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Description
第１図は本考案に係るレベリング装置の構成を
示すブロツク図、第２図はこのレベリング装置を
備えた高所作業車を示す正面概略図、第３図は本
考案に係るレベリング装置の異なる例を示す油圧
回路図である。
３ａ，３ｂ……ブーム、６……作業台、７……
起伏シリンダ、８……伸縮シリンダ、１１……レ
ベリングシリンダ、２０……レベリングバルブ、
３０……レベリング規制バルブ。
Fig. 1 is a block diagram showing the configuration of a leveling device according to the present invention, Fig. 2 is a schematic front view showing an aerial work vehicle equipped with this leveling device, and Fig. 3 is a different example of the leveling device according to the present invention. It is a hydraulic circuit diagram showing. 3a, 3b...boom, 6...workbench, 7...
Lifting cylinder, 8...Telescopic cylinder, 11...Leveling cylinder, 20...Leveling valve,
30...Leveling regulation valve.
Claims (1)
に揺動自在に作業台を取り付けてなる高所作業車
において、前記作業台を水平に保持させるための
レベリング装置であつて、 前記ブームに対して前記作業台を上下方向に揺
動させるレベリングシリンダと、 前記作業台の水平面に対する傾斜を検出するレ
ベリング検出器と、 このレベリング検出器の検出信号に基づいて前
記作業台を水平に保持するように、前記レベリン
グシリンダの作動を制御するレベリング制御手段
と、 前記ブームの伸縮作動を検出するブーム伸縮作
動検出器と、 このブーム伸縮作動検出器により前記ブームの
伸縮作動が検出されているときには、前記レベリ
ングシリンダの作動を規制するレベリング規制手
段と からなることを特徴とする高所作業車のレベリン
グ装置。[Scope of Claim for Utility Model Registration] A leveling device for holding the workbench horizontally in an aerial work vehicle comprising a workbench attached to the tip of a boom that can freely rise and fall, expand and contract, etc. so as to be able to swing vertically. a leveling cylinder that vertically swings the workbench with respect to the boom; a leveling detector that detects an inclination of the workbench with respect to a horizontal plane; a leveling control means for controlling the operation of the leveling cylinder so as to hold the platform horizontally; a boom telescoping action detector for detecting the telescoping action of the boom; and a boom telescoping action detector for detecting the telescoping action of the boom. A leveling device for an aerial work vehicle, comprising a leveling regulating means for regulating the operation of the leveling cylinder when the leveling cylinder is detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10258089U JPH0644960Y2 (en) | 1989-08-31 | 1989-08-31 | Leveling equipment for aerial work vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10258089U JPH0644960Y2 (en) | 1989-08-31 | 1989-08-31 | Leveling equipment for aerial work vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0341799U true JPH0341799U (en) | 1991-04-22 |
| JPH0644960Y2 JPH0644960Y2 (en) | 1994-11-16 |
Family
ID=31651475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10258089U Expired - Lifetime JPH0644960Y2 (en) | 1989-08-31 | 1989-08-31 | Leveling equipment for aerial work vehicles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0644960Y2 (en) |
-
1989
- 1989-08-31 JP JP10258089U patent/JPH0644960Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0644960Y2 (en) | 1994-11-16 |
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