JPS5870712U - Work machine lifting device in work vehicle - Google Patents
Work machine lifting device in work vehicleInfo
- Publication number
- JPS5870712U JPS5870712U JP16742881U JP16742881U JPS5870712U JP S5870712 U JPS5870712 U JP S5870712U JP 16742881 U JP16742881 U JP 16742881U JP 16742881 U JP16742881 U JP 16742881U JP S5870712 U JPS5870712 U JP S5870712U
- Authority
- JP
- Japan
- Prior art keywords
- lifting device
- work
- machine lifting
- control valve
- flow control
- 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
Landscapes
- Agricultural Machines (AREA)
- Lifting Devices For Agricultural Implements (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来例による作業機昇降装置を示す斜視図、第
2図はそれを一部変更した例を宗す斜視図、第3図は更
に改良した例を示す斜視図、第゛4図は本考案の実施例
を示す斜視図、第5図はその流量制御弁を示す断面図、
第6図及び第7図はそ糺ぞれ異なる状態における流量制
御弁の断面図である。
1・・・作業昇降装置、2・・・機体、3.3′・・・
(ロワー)リンク、5. 5’・・・油圧シリンダ、1
7・・・流量制御弁、19・・・スプール、20・・・
当接部材、40・・・ポンプ。Figure 1 is a perspective view showing a conventional working machine lifting device, Figure 2 is a perspective view of a partially modified example, Figure 3 is a perspective view of a further improved example, and Figure 4. is a perspective view showing an embodiment of the present invention, and FIG. 5 is a sectional view showing the flow control valve thereof.
6 and 7 are cross-sectional views of the flow control valve in different states. 1... Work lifting device, 2... Airframe, 3.3'...
(Lower) Link, 5. 5'...Hydraulic cylinder, 1
7...Flow control valve, 19...Spool, 20...
Contact member, 40...pump.
Claims (1)
持し、またこれらリンクにそれぞれ油圧シリンダを連結
し、更にこれら油圧シリンダを同一のポンプに連通して
構成した作業機昇降装置において、ポンプから左右油圧
シリンダへの通路に流量制御弁を配置し、該流量制御弁
は左右両リン、 りの移動量を検出して作動し、左右
リンクが略々平行して昇降するように構成した作業車輛
における作業機昇降装置。In a work equipment lifting device configured by supporting left and right links on the machine body so that they can move independently, and connecting hydraulic cylinders to each of these links, and communicating these hydraulic cylinders to the same pump, A work vehicle in which a flow control valve is disposed in the passage to the hydraulic cylinder, the flow control valve is activated by detecting the amount of movement of both the left and right links, and the left and right links move up and down approximately in parallel. Work equipment lifting device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16742881U JPS5870712U (en) | 1981-11-09 | 1981-11-09 | Work machine lifting device in work vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16742881U JPS5870712U (en) | 1981-11-09 | 1981-11-09 | Work machine lifting device in work vehicle |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5870712U true JPS5870712U (en) | 1983-05-13 |
Family
ID=29959520
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16742881U Pending JPS5870712U (en) | 1981-11-09 | 1981-11-09 | Work machine lifting device in work vehicle |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5870712U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6181703A (en) * | 1984-09-14 | 1986-04-25 | 本田技研工業株式会社 | Riding type working machine |
JP2017000140A (en) * | 2015-06-15 | 2017-01-05 | クーン ソシエテ アノニムKuhn Societe Anonyme | Agricultural machine mounted with laterally movable tool group |
-
1981
- 1981-11-09 JP JP16742881U patent/JPS5870712U/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6181703A (en) * | 1984-09-14 | 1986-04-25 | 本田技研工業株式会社 | Riding type working machine |
JP2017000140A (en) * | 2015-06-15 | 2017-01-05 | クーン ソシエテ アノニムKuhn Societe Anonyme | Agricultural machine mounted with laterally movable tool group |
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