JPH0341797U - - Google Patents
Info
- Publication number
- JPH0341797U JPH0341797U JP10257889U JP10257889U JPH0341797U JP H0341797 U JPH0341797 U JP H0341797U JP 10257889 U JP10257889 U JP 10257889U JP 10257889 U JP10257889 U JP 10257889U JP H0341797 U JPH0341797 U JP H0341797U
- Authority
- JP
- Japan
- Prior art keywords
- workbench
- swing
- boom
- leveling
- work vehicle
- 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 1
Landscapes
- Forklifts And Lifting Vehicles (AREA)
Description
第１図は本考案に係るレベリング装置による制
御内容を示すブロツク図、第２図は本考案に係る
レベリング装置を備えた高所作業車の１例を示す
正面図、第３Ａ図から第３Ｃ図はこの高所作業車
の作業台回りを拡大して示す正面図である。
１……高所作業車、２……高所作業機、３ａ，
３ｂ……ブーム、６……作業台、７……起伏シリ
ンダ、８……レベリングシリンダ、１０……揺動
位置センサ、１５……レベリング検出器。
Fig. 1 is a block diagram showing the content of control by the leveling device according to the present invention, Fig. 2 is a front view showing an example of an aerial work vehicle equipped with the leveling device according to the present invention, and Figs. 3A to 3C. is an enlarged front view showing the area around the work platform of this aerial work vehicle. 1...Aerial work vehicle, 2...Aerial work machine, 3a,
3b... Boom, 6... Workbench, 7... Lifting cylinder, 8... Leveling cylinder, 10... Rocking position sensor, 15... Leveling detector.
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、 前記ブームと前記作業台を連結するリンク機構
に組み込まれ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、前記作業台の前記ブー
ムに対する揺動位置を検出する揺動位置センサと
、この揺動位置センサにより検出された揺動位置
に基づいて前記レベリングシリンダの作動ゲイン
を可変調整するゲイン変換器とからなり、 前記レベリングシリンダの作動による前記作業
台の揺動速度が、前記揺動位置に拘らず常に同一
になるように、前記揺動位置に対応して前記作動
ゲインを設定した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 raise and lower, expand and contract, etc. so as to be able to swing vertically. a leveling cylinder that is incorporated in a link mechanism that connects the boom and the workbench to swing the workbench in the vertical direction; and a swing position sensor that detects a swing position of the workbench with respect to the boom. and a gain converter that variably adjusts the operating gain of the leveling cylinder based on the swing position detected by the swing position sensor, and the swing speed of the workbench due to the operation of the leveling cylinder is A leveling device for an aerial work vehicle, characterized in that the operating gain is set in accordance with the swinging position so that it is always the same regardless of the swinging position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10257889U JPH0644958Y2 (en) | 1989-08-31 | 1989-08-31 | Leveling equipment for aerial work vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10257889U JPH0644958Y2 (en) | 1989-08-31 | 1989-08-31 | Leveling equipment for aerial work vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0341797U true JPH0341797U (en) | 1991-04-22 |
| JPH0644958Y2 JPH0644958Y2 (en) | 1994-11-16 |
Family
ID=31651473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10257889U Expired - Lifetime JPH0644958Y2 (en) | 1989-08-31 | 1989-08-31 | Leveling equipment for aerial work vehicles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0644958Y2 (en) |
-
1989
- 1989-08-31 JP JP10257889U patent/JPH0644958Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0644958Y2 (en) | 1994-11-16 |