JPS628656B2 - - Google Patents
Info
- Publication number
- JPS628656B2 JPS628656B2 JP56128077A JP12807781A JPS628656B2 JP S628656 B2 JPS628656 B2 JP S628656B2 JP 56128077 A JP56128077 A JP 56128077A JP 12807781 A JP12807781 A JP 12807781A JP S628656 B2 JPS628656 B2 JP S628656B2
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic
- auto
- control valve
- gear
- clutch
- 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.)
- Expired
Links
- 230000005540 biological transmission Effects 0.000 claims description 52
- 239000010720 hydraulic oil Substances 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 20
- 238000006073 displacement reaction Methods 0.000 claims description 10
- 239000003921 oil Substances 0.000 description 20
- 230000008859 change Effects 0.000 description 16
- 230000006835 compression Effects 0.000 description 14
- 238000007906 compression Methods 0.000 description 14
- 238000012217 deletion Methods 0.000 description 9
- 230000037430 deletion Effects 0.000 description 9
- 230000007246 mechanism Effects 0.000 description 8
- 230000001105 regulatory effect Effects 0.000 description 7
- 230000001276 controlling effect Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
Landscapes
- Gear-Shifting Mechanisms (AREA)
- Control Of Transmission Device (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12807781A JPS5757946A (en) | 1981-08-14 | 1981-08-14 | Traveling speed control unit to farm tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12807781A JPS5757946A (en) | 1981-08-14 | 1981-08-14 | Traveling speed control unit to farm tractor |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP52078420A Division JPS5821132B2 (ja) | 1977-06-29 | 1977-06-29 | 農用トラクタ−等の走行速度制御装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5757946A JPS5757946A (en) | 1982-04-07 |
| JPS628656B2 true JPS628656B2 (US20100056889A1-20100304-C00004.png) | 1987-02-24 |
Family
ID=14975854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12807781A Granted JPS5757946A (en) | 1981-08-14 | 1981-08-14 | Traveling speed control unit to farm tractor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5757946A (US20100056889A1-20100304-C00004.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01117096U (US20100056889A1-20100304-C00004.png) * | 1988-01-29 | 1989-08-08 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1240557B (it) * | 1990-09-14 | 1993-12-17 | Prodea S R L | Sistema elettronico di controllo per una trasmissione idrocinetica di tipo power-shift per un autoveicolo. |
| JPH04107565U (ja) * | 1991-03-04 | 1992-09-17 | セイレイ工業株式会社 | トラクターの変速装置 |
| JP3512451B2 (ja) * | 1993-11-09 | 2004-03-29 | ヤンマー農機株式会社 | トラクタの負荷制御機構 |
-
1981
- 1981-08-14 JP JP12807781A patent/JPS5757946A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01117096U (US20100056889A1-20100304-C00004.png) * | 1988-01-29 | 1989-08-08 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5757946A (en) | 1982-04-07 |
