JPH02145006U - - Google Patents
Info
- Publication number
- JPH02145006U JPH02145006U JP5459089U JP5459089U JPH02145006U JP H02145006 U JPH02145006 U JP H02145006U JP 5459089 U JP5459089 U JP 5459089U JP 5459089 U JP5459089 U JP 5459089U JP H02145006 U JPH02145006 U JP H02145006U
- Authority
- JP
- Japan
- Prior art keywords
- control valve
- hydraulic control
- hydraulic
- cylinder head
- case
- 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
- 230000005540 biological transmission Effects 0.000 claims 2
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Lifting Devices For Agricultural Implements (AREA)
Description
図面は本考案の一実施例を示すものであつて、
第１図は本考案を装備する油圧昇降装置の左側面
図、第２図は同側断面図、第３図はシリンダヘツ
ドの正断面図、第４図は同側断面図、第５図は本
考案要部の一部断面側面図、第６図は要部の正面
図、第７図はコントロールレバーの取付状態を示
す正断面図、第８図は油圧昇降装置の右側面図、
第９図はフイードバツクリンク装置の平断面図、
第１０図は同平面図である。
２……油圧シリンダケース、３……シリンダヘ
ツド、４……油圧コントロールバルブ、３０……
バルブカバー、６……ミツシヨンケース、３２…
…ドレン油路。
The drawings show one embodiment of the present invention,
Fig. 1 is a left side view of a hydraulic lifting device equipped with the present invention, Fig. 2 is a sectional view of the same side, Fig. 3 is a front sectional view of the cylinder head, Fig. 4 is a sectional view of the same side, and Fig. 5 is a sectional view of the same side. A partially sectional side view of the main parts of the present invention, Fig. 6 is a front view of the main parts, Fig. 7 is a front sectional view showing the installation state of the control lever, Fig. 8 is a right side view of the hydraulic lifting device,
Figure 9 is a cross-sectional plan view of the feedback link device;
FIG. 10 is a plan view of the same. 2... Hydraulic cylinder case, 3... Cylinder head, 4... Hydraulic control valve, 30...
Valve cover, 6...Mission case, 32...
...Drain oil path.
Claims (1)
ース２を配設すると共に、同油圧シリンダケース
２の前側に給排出用油路を形成するシリンダヘツ
ド３を位置させ、同シリンダヘツド３の前側に油
圧切換用の油圧コントロールバルブ４を設けて、
かつ、同油圧コントロールバルブ４の外周をバル
ブカバー３０にて一体的に覆つたことを特徴とす
る農用トラクタにおける油圧コントロールバルブ
取付構造。 ２ 上記バルブカバー３０の内部よりシリンダヘ
ツド３を貫通してミツシヨンケース６側ヘドレン
油路３２を連通した請求項１記載の農用トラクタ
における油圧コントロールバルブ取付構造。[Scope of Claim for Utility Model Registration] 1. A hydraulic cylinder case 2 is disposed on the upper part of a transmission case 6, and a cylinder head 3 forming an oil supply and discharge passage is located on the front side of the hydraulic cylinder case 2. A hydraulic control valve 4 for hydraulic pressure switching is provided on the front side of the cylinder head 3.
A hydraulic control valve mounting structure for an agricultural tractor is further characterized in that the outer periphery of the hydraulic control valve 4 is integrally covered with a valve cover 30. 2. The hydraulic control valve mounting structure for an agricultural tractor according to claim 1, wherein the cylinder head 3 is penetrated from the inside of the valve cover 30 to communicate with the hedrain oil passage 32 on the transmission case 6 side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5459089U JPH02145006U (en) | 1989-05-11 | 1989-05-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5459089U JPH02145006U (en) | 1989-05-11 | 1989-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02145006U true JPH02145006U (en) | 1990-12-10 |
Family
ID=31576785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5459089U Pending JPH02145006U (en) | 1989-05-11 | 1989-05-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02145006U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5620153B2 (en) * | 1975-09-30 | 1981-05-12 | ||
| JPS6019312B2 (en) * | 1977-03-30 | 1985-05-15 | 塩野義製薬株式会社 | Method for producing oxazolinoazetidinylpentenoic acid derivatives |
-
1989
- 1989-05-11 JP JP5459089U patent/JPH02145006U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5620153B2 (en) * | 1975-09-30 | 1981-05-12 | ||
| JPS6019312B2 (en) * | 1977-03-30 | 1985-05-15 | 塩野義製薬株式会社 | Method for producing oxazolinoazetidinylpentenoic acid derivatives |