JPH0318095U - - Google Patents
Info
- Publication number
- JPH0318095U JPH0318095U JP7704589U JP7704589U JPH0318095U JP H0318095 U JPH0318095 U JP H0318095U JP 7704589 U JP7704589 U JP 7704589U JP 7704589 U JP7704589 U JP 7704589U JP H0318095 U JPH0318095 U JP H0318095U
- Authority
- JP
- Japan
- Prior art keywords
- leveling
- boom
- workbench
- valve
- 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
- 238000001514 detection method Methods 0.000 claims 3
- 230000005484 gravity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Description
第１図は本考案に係るレベリング装置を示す油
圧回路図、第２図はこのレベリング装置を備えた
高所作業車の正面図、第３図はブームの回動を示
す概略図、第４図はレベリングバルブの箱体およ
びボールを示す概略図である。
１……高所作業車、２……高所作業機、３ａ，
３ｂ……ブーム、４……基台、６……作業台、７
……ブームシリンダ、１１……レベリングシリン
ダ、１５……補正用バルブ、２０……レベリング
バルブ、３０……コントローラ、５０……油圧源
。
Fig. 1 is a hydraulic circuit diagram showing the leveling device according to the present invention, Fig. 2 is a front view of an aerial work vehicle equipped with this leveling device, Fig. 3 is a schematic diagram showing the rotation of the boom, and Fig. 4 FIG. 2 is a schematic diagram showing the box and ball of the leveling valve. 1...Aerial work vehicle, 2...Aerial work machine, 3a,
3b...Boom, 4...Base, 6...Workbench, 7
... Boom cylinder, 11 ... Leveling cylinder, 15 ... Correction valve, 20 ... Leveling valve, 30 ... Controller, 50 ... Hydraulic pressure source.
Claims (1)
ムの他端に上下方向に揺動自在に取り付けられた
作業台とを有してなる高所作業車のレベリング装
置であつて、 前記作業台を前記ブームに対して上下方向に揺
動させるレベリングシリンダと、 前記作業台を水平にするように重力を利用して
前記レベリングシリンダの作動制御を行うレベリ
ングバルブと、 前記ブームの起伏角を検出する角度検出センサ
と、 この角度検出センサからの検出信号を受けて、
前記作業台を水平に維持するように、前記レベリ
ングバルブによる前記レベリングシリンダの作動
を補正する補正用バルブ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 an aerial work vehicle comprising a boom that can be raised and lowered with one end as a fulcrum and a work platform that is attached to the other end of the boom so as to be able to swing vertically. a leveling cylinder for vertically swinging the workbench with respect to the boom; a leveling valve for controlling the operation of the leveling cylinder using gravity to level the workbench; An angle detection sensor that detects the angle of ups and downs, and receiving a detection signal from this angle detection sensor,
A leveling device for an aerial work vehicle, comprising a correction valve that corrects the operation of the leveling cylinder by the leveling valve so as to maintain the workbench horizontally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7704589U JPH0644957Y2 (en) | 1989-06-30 | 1989-06-30 | Leveling equipment for aerial work vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7704589U JPH0644957Y2 (en) | 1989-06-30 | 1989-06-30 | Leveling equipment for aerial work vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0318095U true JPH0318095U (en) | 1991-02-22 |
| JPH0644957Y2 JPH0644957Y2 (en) | 1994-11-16 |
Family
ID=31619061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7704589U Expired - Lifetime JPH0644957Y2 (en) | 1989-06-30 | 1989-06-30 | Leveling equipment for aerial work vehicles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0644957Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006016092A (en) * | 2004-06-30 | 2006-01-19 | Aichi Corp | Leveling device of boom type high lift work vehicle |
-
1989
- 1989-06-30 JP JP7704589U patent/JPH0644957Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006016092A (en) * | 2004-06-30 | 2006-01-19 | Aichi Corp | Leveling device of boom type high lift work vehicle |
| JP4648655B2 (en) * | 2004-06-30 | 2011-03-09 | 株式会社アイチコーポレーション | Leveling device for boom type aerial work platform |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0644957Y2 (en) | 1994-11-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0318095U (en) | ||
| CN206170718U (en) | Angle backfin mechanism is decided to packing carton | |
| JPH0341798U (en) | ||
| JPH0341797U (en) | ||
| JPH0341799U (en) | ||
| JPH0389091U (en) | ||
| JPH0353996U (en) | ||
| JPH0437195U (en) | ||
| JPH0353995U (en) | ||
| JPH0389094U (en) | ||
| JPH0437196U (en) | ||
| JPH0376894U (en) | ||
| JPS6345799U (en) | ||
| JPH02133711U (en) | ||
| JPH0458595U (en) | ||
| JPH03116390U (en) | ||
| JPS5942993U (en) | Tractor automatic leveling device | |
| JPS63136700U (en) | ||
| JPH0341796U (en) | ||
| JPH047599U (en) | ||
| JPS58113590U (en) | Wind deflector angle adjustment device | |
| JPS62203198U (en) | ||
| JPH0183793U (en) | ||
| JPS63183197U (en) | ||
| JPH028568U (en) |