JPS63175219U - - Google Patents
Info
- Publication number
- JPS63175219U JPS63175219U JP6417287U JP6417287U JPS63175219U JP S63175219 U JPS63175219 U JP S63175219U JP 6417287 U JP6417287 U JP 6417287U JP 6417287 U JP6417287 U JP 6417287U JP S63175219 U JPS63175219 U JP S63175219U
- Authority
- JP
- Japan
- Prior art keywords
- connecting rod
- interlocking arm
- foot pedal
- manual lever
- manual
- 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
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Mechanical Control Devices (AREA)
Description
第１図〜第４図は本考案の一実施例を示し第１
図は要部を示す農用トラクタの側面図、第２図は
要部を示す農用トラクタの正面図、第３図は切換
装置の側面図、第４図は作用説明図。第５図〜第
７図は従来例を示し第５図および第６図は手動系
連結ロツドと足動系連結ロツドとの作用説明図、
第７図は第５図のＡ―Ａ矢視断面である。
１……農用トラクタ、３……油圧トランスミツ
シヨン（ＨＳＴ）、６……制御軸、７……連動ア
ーム、９……上方アーム、１０……手動レバー、
１１……連結ロツド、１３……連結ロツド、１５
……足踏みペタル、３０……同時接続防止機構、
３１……上方レバー、３２……下方レバー、３５
……ねじりコイルバネ、イ……手動位置、ロ……
足動位置。
Figures 1 to 4 show one embodiment of the present invention.
2 is a front view of the agricultural tractor showing the main parts, FIG. 3 is a side view of the switching device, and FIG. 4 is an explanatory diagram of the operation. 5 to 7 show a conventional example, and FIGS. 5 and 6 are explanatory diagrams of the operation of the manual system connection rod and the foot system connection rod,
FIG. 7 is a cross section taken along the line AA in FIG. 5. DESCRIPTION OF SYMBOLS 1... Agricultural tractor, 3... Hydraulic transmission (HST), 6... Control axis, 7... Interlocking arm, 9... Upper arm, 10... Manual lever,
11...Connection rod, 13...Connection rod, 15
...Step pedal, 30... Simultaneous connection prevention mechanism,
31... Upper lever, 32... Lower lever, 35
...Torsion coil spring, A...Manual position, B...
Foot position.
Claims (1)
定した連動アームに、手動レバーに接続する連結
ロツドと足踏みペタルに接続する連結ロツドとを
択一的に連結可能になすと共に、前記連動アーム
に対設した同時接続防止機構を、連動アームに手
動レバーの連結ロツドのみが接続し足踏みペタル
側が接続不能となる手動位置と、連動アームに足
踏みペタルの連結ロツドのみが接続し手動レバー
側が接続不能となる足動位置とに、選択切換自在
に構成してなる移動農機の切換装置。 A connecting rod connected to a manual lever and a connecting rod connected to a foot pedal can be selectively connected to an interlocking arm fixed to a control shaft for controlling a hydraulic transmission, and the connecting rod is provided opposite to the interlocking arm. The simultaneous connection prevention mechanism can be used in the manual position, where only the connecting rod of the manual lever is connected to the interlocking arm, and the foot pedal side cannot be connected, and in the foot position, where only the connecting rod of the foot pedal is connected to the interlocking arm, and the manual lever side cannot be connected. A switching device for a mobile agricultural machine configured to be freely selectively switched depending on the position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6417287U JPH0353305Y2 (en) | 1987-04-30 | 1987-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6417287U JPH0353305Y2 (en) | 1987-04-30 | 1987-04-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63175219U true JPS63175219U (en) | 1988-11-14 |
| JPH0353305Y2 JPH0353305Y2 (en) | 1991-11-21 |
Family
ID=30900088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6417287U Expired JPH0353305Y2 (en) | 1987-04-30 | 1987-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0353305Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013105581A1 (en) * | 2012-01-12 | 2013-07-18 | ヤンマー株式会社 | Rotation position detection mechanism for trunnion axis |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4716090B2 (en) * | 2005-03-23 | 2011-07-06 | 株式会社アテックス | Shift operating device for work vehicle |
-
1987
- 1987-04-30 JP JP6417287U patent/JPH0353305Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013105581A1 (en) * | 2012-01-12 | 2013-07-18 | ヤンマー株式会社 | Rotation position detection mechanism for trunnion axis |
| US9470306B2 (en) | 2012-01-12 | 2016-10-18 | Yanmar Co., Ltd. | Rotation position detection mechanism for trunnion axis |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0353305Y2 (en) | 1991-11-21 |