JPS6280510U - - Google Patents
Info
- Publication number
- JPS6280510U JPS6280510U JP17153385U JP17153385U JPS6280510U JP S6280510 U JPS6280510 U JP S6280510U JP 17153385 U JP17153385 U JP 17153385U JP 17153385 U JP17153385 U JP 17153385U JP S6280510 U JPS6280510 U JP S6280510U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic lift
- lift case
- hydraulic
- relief valve
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Lifting Devices For Agricultural Implements (AREA)
Description
第１図は本考案に係る油圧リフトケースの平面
図、第２図は第１図のＡ―Ａ断面図、第３図は第
１図のＢ―Ｂ断面図、第４図は本考案の油圧リフ
トケースを搭載した小型トラクタの全体概略側面
図、第５図は同小型トラクタの後面図、そして第
６図は本考案の油圧リフトケースに関連して適用
される油圧回路の一例を示す図である。
１……小型トラクタ、３ａ，３ｂ……後部車輪
、９……油圧ケース、１０……油圧リフトケース
、１１……油圧シリンダ装置、１７……リリーフ
バルブ、１９……制御バルブ、２１ｂ……油路。
Fig. 1 is a plan view of the hydraulic lift case according to the present invention, Fig. 2 is a sectional view taken along line AA in Fig. 1, Fig. 3 is a sectional view taken along BB in Fig. 1, and Fig. 4 is a sectional view taken along line BB in Fig. 1. FIG. 5 is a rear view of the small tractor equipped with a hydraulic lift case, and FIG. 6 is a diagram showing an example of a hydraulic circuit applied in connection with the hydraulic lift case of the present invention. It is. DESCRIPTION OF SYMBOLS 1... Small tractor, 3a, 3b... Rear wheel, 9... Hydraulic case, 10... Hydraulic lift case, 11... Hydraulic cylinder device, 17... Relief valve, 19... Control valve, 21b... Oil Road.
Claims (1)
リフトケースを配設し、該油圧リフトケース内側
に設けられた油圧シリンダ装置の作動によりトラ
クタ後方に付設された作業機を昇降させるように
構成した小型トラクタにおいて、 上記油圧リフトケースの後部車輪の一方に面す
る一外側面にリリーフバルブ等を、そして上記油
圧リフトケースの後部車輪の他方に面する他外側
面でかつ上記リリーフバルブ等に略々対向する位
置に制御バルブ等を夫々配設するように構成する
と共に、上記リリーフバルブ等と制御バルブ等と
を油圧リフトケース内部に穿設した油路にて相互
に連結するように構成したことを特徴とする油圧
リフトケース構造。[Scope of Claim for Utility Model Registration] A working machine that is attached to the rear of a tractor by the actuation of a hydraulic cylinder device provided inside the hydraulic lift case, with a hydraulic lift case disposed above the hydraulic case disposed between the rear wheels. In a small tractor configured to raise and lower a vehicle, a relief valve or the like is provided on one outer surface facing one of the rear wheels of the hydraulic lift case, and a relief valve or the like is provided on the other outer surface facing the other rear wheel of the hydraulic lift case. A control valve, etc. is arranged at a position substantially opposite to the above-mentioned relief valve, etc., and the above-mentioned relief valve, etc. and control valve, etc. are connected to each other by an oil passage bored inside the hydraulic lift case. A hydraulic lift case structure characterized in that it is configured to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17153385U JPS6280510U (en) | 1985-11-06 | 1985-11-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17153385U JPS6280510U (en) | 1985-11-06 | 1985-11-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6280510U true JPS6280510U (en) | 1987-05-22 |
Family
ID=31107243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17153385U Pending JPS6280510U (en) | 1985-11-06 | 1985-11-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6280510U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014011983A (en) * | 2012-07-05 | 2014-01-23 | Yanmar Co Ltd | Agricultural tractor |
-
1985
- 1985-11-06 JP JP17153385U patent/JPS6280510U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014011983A (en) * | 2012-07-05 | 2014-01-23 | Yanmar Co Ltd | Agricultural tractor |
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