JPH0474912U - - Google Patents
Info
- Publication number
- JPH0474912U JPH0474912U JP11875990U JP11875990U JPH0474912U JP H0474912 U JPH0474912 U JP H0474912U JP 11875990 U JP11875990 U JP 11875990U JP 11875990 U JP11875990 U JP 11875990U JP H0474912 U JPH0474912 U JP H0474912U
- Authority
- JP
- Japan
- Prior art keywords
- work machine
- link mechanism
- float
- paddy field
- machine
- 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
- Transplanting Machines (AREA)
Description
図面は本考案に係る水田作業機における油圧制
御機構の一実施例を示すものであつて、第１図は
水田作業機の全体側面図、第２図はリンク機構の
側面図、第３図は油圧バルブのバルブレバー作動
図、第４図は油圧バルブの要部断面図、第５図は
第４図のＸ−Ｘ断面図、第６図は油圧バルブの従
来例を示す要部断面図、第７図は前輪支持構造を
示す要部正面図である。
図中、１……走行機体、９……フロート、１０
……作業機、１４……油圧バルブ、３３……リン
ク機構、３５……手動操作部、４４……作動遊び
部としての長孔である。
The drawings show an embodiment of the hydraulic control mechanism for a paddy field working machine according to the present invention, in which Fig. 1 is an overall side view of the paddy field working machine, Fig. 2 is a side view of the link mechanism, and Fig. 3 is a side view of the paddy field working machine. 4 is a sectional view of the main part of the hydraulic valve, FIG. 5 is a sectional view taken along line XX in FIG. 4, and FIG. 6 is a sectional view of the main part of a conventional example of the hydraulic valve. FIG. 7 is a front view of main parts showing the front wheel support structure. In the diagram, 1... traveling aircraft, 9... float, 10
. . . Work equipment, 14 . . . Hydraulic valve, 33 . . . Link mechanism, 35 .
Claims (1)
と作業機側に設けた上下動自在のフロートとをリ
ンク機構を介して連結し、かつリンク機構の中途
部に手動操作部を係合連結して油圧により昇降す
る作業機を手動および自動制御可能とした水田作
業機において、上記リンク機構の手動操作部係合
点とフロートとの間に所定範囲の作動遊び部を設
けると共に、上記作動遊び部における作業機の上
昇開始位置をフロートの標準滑走姿勢に対応させ
たことを特徴とする水田作業機における油圧制御
機構。 A hydraulic valve with a light operating load provided on the traveling machine side and a vertically movable float provided on the work machine side are connected via a link mechanism, and a manual operation part is engaged and connected to the middle part of the link mechanism. In a paddy field work machine that is capable of manual and automatic control of a work machine that is raised and lowered by hydraulic pressure, an operating play part within a predetermined range is provided between the engagement point of the manual operation part of the link mechanism and the float, and the operation at the work play part is provided. A hydraulic control mechanism for a paddy field work machine, characterized in that the start position of the machine's ascent corresponds to the standard sliding attitude of the float.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11875990U JP2546671Y2 (en) | 1990-11-13 | 1990-11-13 | Hydraulic control mechanism in paddy working machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11875990U JP2546671Y2 (en) | 1990-11-13 | 1990-11-13 | Hydraulic control mechanism in paddy working machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0474912U true JPH0474912U (en) | 1992-06-30 |
| JP2546671Y2 JP2546671Y2 (en) | 1997-09-03 |
Family
ID=31866717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11875990U Expired - Lifetime JP2546671Y2 (en) | 1990-11-13 | 1990-11-13 | Hydraulic control mechanism in paddy working machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2546671Y2 (en) |
-
1990
- 1990-11-13 JP JP11875990U patent/JP2546671Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2546671Y2 (en) | 1997-09-03 |
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