JPS63124529U - - Google Patents
Info
- Publication number
- JPS63124529U JPS63124529U JP1680487U JP1680487U JPS63124529U JP S63124529 U JPS63124529 U JP S63124529U JP 1680487 U JP1680487 U JP 1680487U JP 1680487 U JP1680487 U JP 1680487U JP S63124529 U JPS63124529 U JP S63124529U
- Authority
- JP
- Japan
- Prior art keywords
- front wheel
- wheel drive
- detector
- detected member
- tractor
- 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
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
Landscapes
- Arrangement And Driving Of Transmission Devices (AREA)
Description
第１図乃至第７図は本考案の一実施例を例示す
るものであつて、第１図は要部の拡大正面図、第
２図は同平面図、第３図はトラクタの側面図、第
４図は前輪支持部の断面正面図、第５図は動力伝
達系の構成図、第６図は電気回路図、第７図は作
用説明図であり、第８図は別の実施例を示す電気
回路図、第９図は比較例を示す構成図である。
１……トラクタ車体、５……前輪、６……後輪
、８……ハンドル、９……前輪ケース、１０……
前車軸ケース、３６……被検出部材、３８……検
出器。
1 to 7 illustrate one embodiment of the present invention, in which FIG. 1 is an enlarged front view of the main parts, FIG. 2 is a plan view of the same, and FIG. 3 is a side view of the tractor. Fig. 4 is a cross-sectional front view of the front wheel support part, Fig. 5 is a configuration diagram of the power transmission system, Fig. 6 is an electric circuit diagram, Fig. 7 is an explanatory diagram of the operation, and Fig. 8 shows another embodiment. The electrical circuit diagram shown in FIG. 9 is a configuration diagram showing a comparative example. 1... Tractor body, 5... Front wheel, 6... Rear wheel, 8... Handle, 9... Front wheel case, 10...
Front axle case, 36... Member to be detected, 38... Detector.
Claims (1)
３８で検出し、この検出器３８に応動して旋回時
に前輪５の駆動速度を増速するようにした４輪駆
動トラクタの前輪駆動装置において、前輪５を操
作する前輪操向系８，９，１３，１５と、これに
対向する固定側との内の一方に被検出部材３６を
設け、他方に、該被検出部材３６の有無を無接触
で検出するように検出器３８を設けたことを特徴
とする４輪駆動トラクタの前輪駆動切換用検出装
置。 In a front wheel drive system for a four-wheel drive tractor, a detector 38 detects that the front wheel 5 has reached a predetermined turning angle or more, and increases the driving speed of the front wheel 5 during turning in response to the detector 38. , a detected member 36 is provided on one of the front wheel steering system 8, 9, 13, 15 that operates the front wheels 5 and a stationary side opposite thereto, and the presence or absence of the detected member 36 is determined on the other side. A detection device for front wheel drive switching of a four-wheel drive tractor, characterized in that a detector 38 is provided to detect by contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987016804U JPH0627459Y2 (en) | 1987-02-06 | 1987-02-06 | Front wheel drive switching detector for 4-wheel drive tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987016804U JPH0627459Y2 (en) | 1987-02-06 | 1987-02-06 | Front wheel drive switching detector for 4-wheel drive tractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63124529U true JPS63124529U (en) | 1988-08-15 |
| JPH0627459Y2 JPH0627459Y2 (en) | 1994-07-27 |
Family
ID=30808989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987016804U Expired - Lifetime JPH0627459Y2 (en) | 1987-02-06 | 1987-02-06 | Front wheel drive switching detector for 4-wheel drive tractor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0627459Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010264874A (en) * | 2009-05-14 | 2010-11-25 | Yanmar Co Ltd | Front axle mechanism |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59167371A (en) * | 1983-03-11 | 1984-09-20 | Nippon Seiko Kk | Fully hydraulic type power steering device |
| JPS60135326A (en) * | 1983-12-24 | 1985-07-18 | Kubota Ltd | Traveling device of agricultural tractor |
-
1987
- 1987-02-06 JP JP1987016804U patent/JPH0627459Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59167371A (en) * | 1983-03-11 | 1984-09-20 | Nippon Seiko Kk | Fully hydraulic type power steering device |
| JPS60135326A (en) * | 1983-12-24 | 1985-07-18 | Kubota Ltd | Traveling device of agricultural tractor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010264874A (en) * | 2009-05-14 | 2010-11-25 | Yanmar Co Ltd | Front axle mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0627459Y2 (en) | 1994-07-27 |