JPH01172916U - - Google Patents
Info
- Publication number
- JPH01172916U JPH01172916U JP6859388U JP6859388U JPH01172916U JP H01172916 U JPH01172916 U JP H01172916U JP 6859388 U JP6859388 U JP 6859388U JP 6859388 U JP6859388 U JP 6859388U JP H01172916 U JPH01172916 U JP H01172916U
- Authority
- JP
- Japan
- Prior art keywords
- switching valve
- operating lever
- hydrostatic transmission
- variable displacement
- displacement pump
- 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
- 238000006073 displacement reaction Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims 2
- 230000002706 hydrostatic effect Effects 0.000 claims 2
- 230000007935 neutral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Motor Power Transmission Devices (AREA)
Description
第１図は、本考案に係わるＨＳＴの油圧回路を
有するコンバインの全体側面図。第２図は、原動
機部の構成を示すブロツク図。
ＨＳＴ：定容量型モーター、Ｍ：定容量型モー
ター、Ｐ：可変容量型ポンプ、Ｖ：切換弁、１１
：操作レバー。
FIG. 1 is an overall side view of a combine harvester having an HST hydraulic circuit according to the present invention. FIG. 2 is a block diagram showing the configuration of the prime mover section. HST: Fixed displacement motor, M: Fixed displacement motor, P: Variable displacement pump, V: Switching valve, 11
: Operation lever.
Claims (1)
Ｔの可変容量型ポンプＰと、定容量型モーターＭ
との間に切換弁Ｖを介設し、同切換弁Ｖを可変容
量型ポンプＰの容量変更用の操作レバー１１と連
動連結し、同操作レバー１１を中立位置の近傍に
操作したときは、切換弁Ｖを閉鎖して定容量型モ
ーターＭへの油圧供給を遮断すべく構成してなる
ハイドロスタテイツクトランスミツシヨンの油圧
回路。 Hydrostatic transmission HS
T variable displacement pump P and fixed displacement motor M
A switching valve V is interposed between the switching valve V and the operating lever 11 for changing the capacity of the variable displacement pump P, and when the operating lever 11 is operated near the neutral position, A hydraulic circuit for a hydrostatic transmission configured to close a switching valve V to cut off hydraulic pressure supply to a constant displacement motor M.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6859388U JPH01172916U (en) | 1988-05-23 | 1988-05-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6859388U JPH01172916U (en) | 1988-05-23 | 1988-05-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01172916U true JPH01172916U (en) | 1989-12-07 |
Family
ID=31293903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6859388U Pending JPH01172916U (en) | 1988-05-23 | 1988-05-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01172916U (en) |
-
1988
- 1988-05-23 JP JP6859388U patent/JPH01172916U/ja active Pending