JPH01169475U

JPH01169475U -

Info

Publication number: JPH01169475U
Application number: JP6692888U
Authority: JP
Priority date: 1988-05-20
Filing date: 1988-05-20
Publication date: 1989-11-29

Description

[Brief explanation of the drawing]

第１図は本考案の歩行操縦装置を装備したトラ
クターの斜視図、第２図は同じく略平面図、第３
図は同じく略前面図、第４図は本考案の走行操縦
装置の斜視図、第５図は主クラツチ操作レバーの
係止方法を示した前面断面図、第６図は同じく側
面図、第７図はナツクルアームに補助ドラツグロ
ツドを装着する構成を示した斜視図、第８図は同
じく他の構成例、第９図は第７図の構成にかかる
歩行操縦装置の斜視図。第１０図は従来構成の歩
行操縦装置を装備したトラクターの略前面図であ
る。３Ｌ，３Ｒ……左右前輪、４Ｌ，４Ｒ……左右
ナツクルアーム、９……ドラツグロツド、１０…
…補助ハンドル、１１……主クラツチ操作レバー
、１３，１２……左右ブレーキレバー、１６……
補助ピツトマンアーム、２１……補助ドラツグロ
ツド、４５……ジヨイントボール、４６……取付
体。 Figure 1 is a perspective view of a tractor equipped with the walking control device of the present invention, Figure 2 is a schematic plan view, and Figure 3 is a schematic plan view.
4 is a perspective view of the traveling control device of the present invention, FIG. 5 is a front sectional view showing a method of locking the main clutch operation lever, FIG. 6 is a side view, and FIG. 7 is a schematic front view. The figure is a perspective view showing a configuration in which an auxiliary drag rod is attached to a knuckle arm, FIG. 8 is another example of the configuration, and FIG. 9 is a perspective view of a walking control device having the configuration shown in FIG. 7. FIG. 10 is a schematic front view of a tractor equipped with a conventional walking control device. 3L, 3R...Left and right front wheels, 4L, 4R...Right and left knuckle arms, 9...Drag rod, 10...
...Auxiliary handle, 11...Main clutch operation lever, 13, 12...Right and left brake levers, 16...
Auxiliary pitman arm, 21... Auxiliary drag rod, 45... Joint ball, 46... Mounting body.

補正昭６３．８．２０実用新案登録請求の範囲を次のように補正する
。Amendment August 20, 1983 The scope of claims for utility model registration is amended as follows.

【実用新案登録請求の範囲】 (1) トラクター等の乗用作業車の前輪舵取装置
において、補助ハンドルを有するステアリングギ
ヤボツクスを機体の前方に配置し、該ステアリン
グギヤボツクスの操向軸と前記前輪の舵取操作を
行なうナツクルアームとを、補助ドラツグロツド
で連動連結したことを特徴とするトラクターの歩
行操縦装置。 (2) 請求項(1)記載の補助ハンドルの近傍位置に
おいて、クラツチペダルにそれぞれ連動連結する
クラツチ操作レバー及び左右のブレーキ操作レバ
ーを機体の前方に配置したことを特徴とするトラ
クターの歩行操縦装置。[Claims for Utility Model Registration] (1) In a front wheel steering device for a passenger work vehicle such as a tractor, a steering gear box having an auxiliary handle is arranged at the front of the machine body, and the steering shaft of the steering gear box and the front wheel A walking control device for a tractor, characterized in that a knuckle arm for performing steering operations is interlocked with an auxiliary drag rod. (2) A walking control device for a tractor, characterized in that a clutch operating lever and left and right brake operating levers, each interlockingly connected to a clutch pedal, are arranged at the front of the machine body in the vicinity of the auxiliary handle according to claim (1). .

Claims

[Scope of Claim for Utility Model Registration] (1) The auxiliary handle 10, the main clutch operating lever 11, and the left and right brake levers 13, 13 are attached to the front of the tractor A, and the auxiliary pitman arm 16 of the auxiliary handle 10 and the left and right of the front wheels 3R, 3L are attached to the front of the tractor A. Knuckle arms 4R, 4L are connected by an auxiliary drag rod 21, and the main clutch operating lever 11 and the clutch actuating section, as well as the left and right brake levers 13, 12, and the left and right brake actuating section are linked, respectively. Tractor walking control device. (2) A tractor walking control device characterized in that nine ends of a drag rod are supported on the left and right knuckle arms 4 on the front wheel 3 side via a joint ball 45, and a mounting body 46 for an auxiliary drag rod 21 is attached to the lower surface of the knuckle arm 4. .