JP3192331B2 - Gearshift operating device for traveling vehicles - Google Patents
Gearshift operating device for traveling vehiclesInfo
- Publication number
- JP3192331B2 JP3192331B2 JP24041394A JP24041394A JP3192331B2 JP 3192331 B2 JP3192331 B2 JP 3192331B2 JP 24041394 A JP24041394 A JP 24041394A JP 24041394 A JP24041394 A JP 24041394A JP 3192331 B2 JP3192331 B2 JP 3192331B2
- Authority
- JP
- Japan
- Prior art keywords
- shaft
- selector
- arm
- support
- support shaft
- 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 - Fee Related
Links
Landscapes
- Arrangement Or Mounting Of Control Devices For Change-Speed Gearing (AREA)
- Gear-Shifting Mechanisms (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は、トラクタ等の走行車両
の変速操作装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shift operation device for a traveling vehicle such as a tractor.
【０００２】[0002]
【従来の技術】例えば、トラクタのトランスミッション
においては、主変速機構、副変速機構及び超減速機構等
の変速機構が内蔵されており、各変速機構を切り換える
ために機械切り換え式の変速操作装置が設けられてい
る。この種の変速操作装置においては、走行車体に変速
機構毎にシフタ軸を軸方向移動自在に配置し、各シフタ
軸にシフトギヤに咬合するシフタを支持すると共に係合
体を設け、一方、操作レバーをピボット支持し、この操
作レバーに２個の係合体に択一的に係合する係合部を形
成し、操作レバーの前後左右の一方向の揺動で係合部を
一方の係合体に係合し、他方向の揺動で係合した係合体
を介してシフタ軸を摺動し、これによりシフタを移動す
るようになっている。2. Description of the Related Art For example, a tractor transmission has a built-in speed change mechanism such as a main speed change mechanism, an auxiliary speed change mechanism, and a super speed reduction mechanism. Have been. In this type of speed change operation device, a shifter shaft is disposed in the traveling vehicle body in an axially movable manner for each speed change mechanism, and each shifter shaft supports a shifter that meshes with a shift gear and is provided with an engaging body. The operating lever is pivotally supported, and the operating lever is formed with an engaging portion that selectively engages with the two engaging members, and the engaging portion is engaged with one of the engaging members by swinging the operating lever in one of the front, rear, left, and right directions. At the same time, the shifter shaft is slid via the engaging body engaged by swinging in the other direction, thereby moving the shifter.
【０００３】このような変速操作装置では、２つの変速
機構の４つの変速を１本の操作レバーで択一的に選択操
作でき、変速機構から運転席近傍の操作レバーまで前後
方向に離れている場合でも、シフタ軸を長く形成するだ
けで操作可能であるが、シフタ軸を長く形成できない場
合があり、また、前後方向だけでなく左右方向にも離れ
ていると、シフタ軸を長く形成するだけでは操作レバー
と連動連結することが困難になることがある。このた
め、各シフタ軸と交差する方向に伝達軸を設け、この各
伝達軸に対応する係合体と係合する係合部材を設け、各
伝達軸の外端をアーム、リンクを介して２本の操作レバ
ーに連動連結するようにし、各操作レバーを走行車体に
対して別個に支持軸を介して揺動可能に支持しているも
のもある。[0003] In such a shift operating device, four shifts of two shift mechanisms can be selectively operated by one operating lever, and the operating mechanism is separated from the shifting mechanism to an operating lever near a driver's seat in the front-rear direction. Even in this case, the operation can be performed only by forming the shifter shaft long, but there are cases where the shifter shaft cannot be formed long. In this case, it may be difficult to interlock and connect with the operation lever. For this purpose, a transmission shaft is provided in a direction intersecting with each shifter shaft, an engagement member is provided for engaging with an engagement body corresponding to each transmission shaft, and two outer ends of each transmission shaft are provided via an arm and a link. In some cases, each of the operating levers is swingably supported on a traveling vehicle body via a support shaft.
【０００４】[0004]
【発明が解決しようとする課題】２つの変速機構の４つ
の変速を、前後方向及び左右方向に離れた位置から操作
する前記従来技術においては、伝達軸及び操作レバーの
支持軸等が複数本になり、その配置空間が大きく、アー
ム、リンク等の作動に干渉を生じる可能性があり、取り
付けも面倒になっており、操作レバーを１本で賄うこと
が困難になっている。本発明の目的は、走行車体に固定
の支持軸に、２個のシフタと連動連結する２本の操作ア
ームと１本の支持アームとをそれぞれ回動可能に支持
し、支持アームに支持軸と交差する方向の揺動軸を介し
て操作レバーと連結したセレクタを取り付け、このセレ
クタの揺動軸廻りの揺動と支持軸廻りの回動とにより２
本の操作アームを択一的に同伴回動させることにより、
１本の操作レバーで２個のシフタを択一作動できるよう
にするにある。In the prior art in which four shifts of two transmission mechanisms are operated from positions separated in the front-rear direction and the left-right direction, the transmission shaft and the support shaft of the operation lever are provided in a plurality. However, the arrangement space is large, there is a possibility that the operation of the arm, the link and the like may interfere with each other, the installation is troublesome, and it is difficult to cover one operation lever. An object of the present invention is to rotatably support two operation arms and one support arm which are interlockedly connected with two shifters on a support shaft fixed to a traveling vehicle body, and the support arm is provided with a support shaft and a support shaft. A selector connected to the operation lever via a swinging shaft in a direction intersecting with the operation lever is attached, and the swing of the selector around the swinging shaft and the rotation around the supporting shaft are used.
By selectively rotating the operation arm of the book,
The purpose of the present invention is to enable two shifters to be selectively operated by one operating lever.
【０００５】[0005]
【課題を解決するための手段】本発明における課題解決
のための具体的手段は、走行車体２に固定の支持軸３
に、変速機構４用の２個のシフタ５を移動すべくそれぞ
れに連動連結する２本の操作アーム６と、この操作アー
ム６と支持軸３に対して反対側に位置する１本の支持ア
ーム７とをそれぞれ回動可能に支持し、支持アーム７に
支持軸３と交差する方向の揺動軸８を介して操作レバー
１１と連結したセレクタ９を取り付け、このセレクタ９
の支持軸３に対して揺動軸８と反対側の端部に、２本の
操作アーム６間に位置すると共に、セレクタ９の揺動軸
８廻りの揺動により２本の操作アーム６に択一係合しか
つ支持軸３廻りの回動により係合した操作アーム６を同
伴回動するセレクタ部１０を形成しており、前記セレク
タ９を支持軸３の径外側でかつ操作アーム６及び支持ア
ーム７に略沿わせて配置し、このセレクタ９から支持ア
ーム７側へ揺動軸８を突出し、かつ２本の操作アーム６
間へセレクタ部１０を突出していることである。 Concrete means for solving the problems in the present invention, in order to solve the problems] is fixed to the vehicle body 2 support shafts 3
And two operating arms 6 that are interlocked with each other to move two shifters 5 for the transmission mechanism 4 and one supporting arm located on the opposite side of the operating arm 6 and the supporting shaft 3. 7 are rotatably supported, and a selector 9 connected to an operation lever 11 via a swing shaft 8 in a direction intersecting with the support shaft 3 is attached to the support arm 7.
Is located between the two operation arms 6 at the end opposite to the swing shaft 8 with respect to the support shaft 3 of the support shaft 3, and the selector 9 swings around the swing shaft 8 to the two operation arms 6. Alternatively engaged and forms a selector 10 entraining rotating the operating arm 6 engaged by rotation of the support shaft 3 about the selector
The operating arm 6 and the support arm
The selector 9 is arranged substantially along the
The swing shaft 8 protrudes toward the arm 7 and the two operating arms 6
That is , the selector unit 10 protrudes between them.
【０００６】[0006]
【作用】操作レバー１１を支持アーム７に対して揺動軸
８廻りに揺動すると、セレクタ９が左右に移動してセレ
クト部１０が２本の操作アーム６の一方と係合し、その
状態で操作レバー１１を支持アーム７と共に支持軸３廻
りに回動すると、セレクタ９はセレクト部１０に係合し
ている操作アーム６を伴って前後方向に移動し、１本の
操作レバー１１で２本の操作アーム６を択一的に操作す
る。When the operation lever 11 is swung about the swing shaft 8 with respect to the support arm 7, the selector 9 moves left and right, and the select section 10 engages with one of the two operation arms 6, and the state is changed. When the operation lever 11 is rotated about the support shaft 3 together with the support arm 7 by the operator, the selector 9 moves in the front-rear direction with the operation arm 6 engaged with the selection unit 10, and The operation arm 6 is selectively operated.
【０００７】[0007]
【実施例】以下、本発明の実施例を図面に基づいて説明
する。図５において、２０はトラクタの走行車体を構成
するミッションケースであり、ミッションケース２０に
内蔵されたトランスミッションは、エンジン２１からメ
インクラッチ２２を介して動力が伝達され、後輪２３及
び図外の前輪を駆動する。トランスミッションは、主変
速機構２４、副変速機構４、後輪デフ機構２５及び前輪
動力取り出し機構２６等を有する。エンジン２１からの
動力は、ＰＴＯ推進軸２８に伝達されると共に、メイン
クラッチ２２を介して前推進筒軸２９に伝達され、この
前推進筒軸２９からカウンタ軸３０上のギヤを介して又
は直結で後推進筒軸３１に伝達される。Embodiments of the present invention will be described below with reference to the drawings. In FIG. 5, reference numeral 20 denotes a transmission case constituting a traveling vehicle body of the tractor, and a transmission built in the transmission case 20 receives power transmitted from an engine 21 via a main clutch 22, and includes a rear wheel 23 and a front wheel (not shown). Drive. The transmission has a main transmission mechanism 24, an auxiliary transmission mechanism 4, a rear wheel differential mechanism 25, a front wheel power take-out mechanism 26, and the like. Power from the engine 21 is transmitted to the PTO propulsion shaft 28 and also transmitted to the front propulsion cylinder shaft 29 via the main clutch 22, and is directly connected to the front propulsion cylinder shaft 29 via a gear on the counter shaft 30. And transmitted to the rear propulsion cylinder shaft 31.
【０００８】主変速機構２４はシフトギヤ３２の移動方
向３３が第１速、３４が第２速、シフトギヤ３５の移動
方向３６が第３速、３７が第４速となっており、１本の
主変速操作レバー（図示せず）で各シフトギヤ３２、３
５を択一的に摺動する。副変速機構４は後推進筒軸３１
から後推進筒軸３１上、副軸３８上及び補助軸３９上の
ギヤを介して副軸３８に動力を伝達するものであり、シ
フトギヤ４０の移動方向４１が高速、４２が超減速、シ
フトギヤ４３の移動方向４４が逆転、４５が低速となっ
ており、１本の副変速操作レバー１１で各シフトギヤ４
０、４３を択一的に摺動する。In the main transmission mechanism 24, the moving direction 33 of the shift gear 32 is the first speed, the second speed 34 is the third speed, the moving direction 36 of the shift gear 35 is the third speed, and the third speed 37 is the fourth speed. Each shift gear 32, 3 is operated by a speed change operation lever (not shown).
5 is alternatively slid. The auxiliary transmission mechanism 4 includes a rear propulsion cylinder shaft 31.
, The power is transmitted to the sub shaft 38 via gears on the rear propulsion cylinder shaft 31, the sub shaft 38 and the auxiliary shaft 39. The moving direction 41 of the shift gear 40 is high speed, 42 is super deceleration, and the shift gear 43 The movement direction 44 is reversed and 45 is low speed.
0 and 43 are alternately slid.
【０００９】副変速機構４の各シフトギヤ４０、４３に
はこれを移動させるためのシフタ５Ａ、５Ｂが咬合して
おり、両シフタ５Ａ、５Ｂはそれぞれシフタ軸１２Ａ、
１２Ｂに固定されており、このシフタ軸１２Ａ、１２Ｂ
はミッションケース２０に軸方向（前後方向）移動自在
に支持されており、シフタ５Ａ、５Ｂと別個に又は一体
に形成された係合体４７Ａ、４７Ｂを設けている。図１
〜５において、前記２本のシフタ軸１２Ａ、１２Ｂの上
位のミッションケース２０上部には、シフタ軸１２と交
差する方向（左右方向）の伝達軸１３が支持され、この
伝達軸１３には筒軸１５が遊嵌されている。筒軸１５は
周溝１５ａに止め板４８を係合して、ミッションケース
２０に対する抜け止めがなされている。The shift gears 40 and 43 of the subtransmission mechanism 4 are engaged with shifters 5A and 5B for moving the shift gears 40 and 43. The shifters 5A and 5B are respectively engaged with shifter shafts 12A and 12A.
12B, the shifter shafts 12A, 12B
Is supported by the transmission case 20 so as to be movable in the axial direction (front-back direction), and is provided with engaging members 47A, 47B formed separately or integrally with the shifters 5A, 5B. FIG.
5, a transmission shaft 13 is supported on the upper part of the transmission case 20 above the two shifter shafts 12A and 12B in a direction crossing the shifter shaft 12 (left-right direction). 15 is loosely fitted. The cylinder shaft 15 is engaged with a stopper plate 48 in the circumferential groove 15a to prevent the transmission case 20 from falling off.
【００１０】前記伝達軸１３には２個の作動部材１４が
設けられており、第１の作動部材１４Ａは伝達軸１３に
固定され、第２の作動部材１４Ｂは伝達軸１３に遊嵌さ
れているが、筒軸１５と一体回動するように咬合されて
いる。両作動部材１４Ａ、１４Ｂは先端先細りになって
いて、その各先端が係合体４７Ａ、４７Ｂと係合してい
る。そして、各作動部材１４Ａ、１４Ｂの伝達軸廻りの
回動で、係合体４７Ａ、４７Ｂを介してシフタ軸１２
Ａ、１２Ｂを軸方向に移動できるようになっている。The transmission shaft 13 is provided with two operating members 14, a first operating member 14A is fixed to the transmission shaft 13, and a second operating member 14B is loosely fitted to the transmission shaft 13. However, they are engaged so as to rotate integrally with the cylindrical shaft 15. Both operating members 14A and 14B are tapered at their tips, and their tips are engaged with the engagement members 47A and 47B. The rotation of each of the operating members 14A and 14B around the transmission shaft causes the shifter shaft 12 to move through the engagement members 47A and 47B.
A and 12B can be moved in the axial direction.
【００１１】前記作動部材１４Ａ、１４Ｂは同一形状で
並列配置されており、係合体４７Ｂは係合体４７Ａの下
側を通って左右方向反対側まで延設され、作動部材１４
Ｂと係合する部分が係合体４７Ａと対向している。伝達
軸１３と筒軸１５の端部はミッションケース２０から側
方に突出しており、それぞれの外端部に揺動アーム１６
Ａ、１６Ｂを固着している。この揺動アーム１６Ａ、１
６Ｂは、ミッションケース２０とステップ４９との間に
位置し、各下端はボールジョイント５０を介して連動ロ
ッド５１Ａ、５１Ｂと連結している。The operating members 14A and 14B are arranged in parallel in the same shape, and the engaging member 47B extends under the engaging member 47A to the opposite side in the left-right direction.
The portion engaging with B faces the engaging body 47A. The ends of the transmission shaft 13 and the cylindrical shaft 15 protrude laterally from the transmission case 20, and each of the outer ends has a swing arm 16.
A and 16B are fixed. This swing arm 16A, 1
6B is located between the transmission case 20 and the step 49, and each lower end is connected to the interlocking rods 51A, 51B via the ball joint 50.
【００１２】３は一端に取り付け板３ａを有する支持軸
で、取り付け板３ａを介してミッションケース２０の側
壁上部でかつフロアシート５４の立ち上がり壁の後方に
固定されており、この支持軸３には２本の操作アーム６
Ａ、６Ｂと１本の支持アーム７の各ボス部が遊嵌支持さ
れている。前記２本の操作アーム６Ａ、６Ｂは長さが異
なるが、間隔をおいて平行に対向配置されおり、それぞ
れ連動ロッド５１とボールジョイント５０を介して連結
されていて、それぞれの揺動動作を揺動アーム１６Ａ、
１６Ｂに伝達可能になっている。Reference numeral 3 denotes a support shaft having a mounting plate 3a at one end. The support shaft 3 is fixed to the upper portion of the side wall of the transmission case 20 and to the rear of the rising wall of the floor sheet 54 via the mounting plate 3a. Two operating arms 6
A, 6B and each boss of one support arm 7 are loosely supported. Although the two operation arms 6A and 6B have different lengths, they are opposed to each other in parallel at an interval, and are connected to each other via an interlocking rod 51 and a ball joint 50. Moving arm 16A,
16B.
【００１３】１本の支持アーム７は操作アーム６と支持
軸３を中心に略１８０°変位しており、即ち、両者は略
直線配置されている。この支持アーム７の上部はミッシ
ョンケース２０側に折れ曲がっていて、支持軸３と交差
する方向（前後方向）の軸心を有する筒体５５が固着さ
れており、挿入した揺動軸８を回動可能に支持してい
る。９は板材で形成されたセレクタで、図１に示すよう
に、支持軸３の径外側でかつ操作アーム６及び支持アー
ム７に略沿って配置され、その上部に前記揺動軸８が前
方突出状に固着され、下端に直角に板を固着してセレク
ト部１０を形成している。このセレクト部１０は前記２
本の操作アーム６Ａ、６Ｂ間に位置し、セレクタ９を揺
動軸８廻りに回動することにより、セレクト部１０を左
右方向に移動して操作アーム６Ａ、６Ｂと択一的に係合
可能になっており、係合した状態で支持アーム７と共に
支持軸３廻りに揺動すると、セレクト部１０が前後方向
に移動してそれに係合した操作アーム６を揺動すること
ができる。One support arm 7 is displaced by about 180 ° about the operation arm 6 and the support shaft 3, that is, both are arranged substantially linearly. The upper part of the support arm 7 is bent toward the mission case 20 side, and a cylinder 55 having an axis in a direction intersecting with the support shaft 3 (front-back direction) is fixed, and the inserted swing shaft 8 is rotated. We support as much as possible. Reference numeral 9 denotes a selector formed of a plate material, as shown in FIG.
The operation arm 6 and the support arm,
The swing shaft 8 is fixed to the upper part thereof in a protruding forward direction, and a plate is fixed to the lower end at a right angle to form the select unit 10. The selection unit 10
The selector unit 9 is located between the operation arms 6A and 6B, and can be selectively engaged with the operation arms 6A and 6B by rotating the selector unit 9 around the pivot shaft 8 to move the select unit 10 in the left-right direction. When the support unit 7 and the support arm 7 swing about the support shaft 3 in the engaged state, the select unit 10 moves in the front-rear direction, and the operating arm 6 engaged with the select unit 10 can swing.
【００１４】セレクタ９にはレバー取り付け板５６がボ
ルト固定されており、このレバー取り付け板５６にパイ
プ製又は帯板製の操作レバー１１が固定されており、こ
の操作レバー１１の上部はフロアーシート５４の上壁を
上方に貫通して運転席（図示せず）の近傍まで延設され
ている。前記２本の操作アーム６Ａ、６Ｂにはそれぞれ
板材５７、５８が前方向に突設されている。一方の板材
５７にはマイクロスイッチ５９が取り付けられ、他方の
板材５８は先端が屈曲されていて、マイクロスイッチ５
９を作動させる作動片５８ａとなっている。A lever mounting plate 56 is fixed to the selector 9 by bolts. An operating lever 11 made of a pipe or a strip is fixed to the lever mounting plate 56, and the upper part of the operating lever 11 is a floor sheet 54. And extends to the vicinity of the driver's seat (not shown) through the upper wall of the vehicle. Plate members 57 and 58 are respectively provided on the two operation arms 6A and 6B so as to protrude forward. A micro switch 59 is attached to one plate member 57, and the other plate member 58 has a bent distal end.
9 is an operation piece 58a for operating the actuator 9.
【００１５】前記マイクロスイッチ５９は操作パネル内
の表示灯等に接続されており、操作アーム６Ａ、６Ｂが
セレクタ９によって操作されていない平行状態にあると
き、作動片５８ａによって作動されて、操作レバー１１
が中立状態であることをオペレータに知らせることがで
き、操作アーム６Ａ、６Ｂのどちらか一方が操作される
と、板材５７、５８の位置に食い違いが生じてマイクロ
スイッチ５９がオフになり、変速操作されていることを
オペレータに知らせるができる。なお、本発明は前記実
施例に限定されるものではなく、種々変形することがで
きる。例えば、変速機構４は高・低・超減速・逆転の４
速を切り換えるようになっているが、これらの内の３速
を切り換えるものでも良く、また、主変速機構２４用の
変速操作装置に適用しても良い。The microswitch 59 is connected to an indicator lamp or the like in an operation panel. When the operation arms 6A and 6B are not operated by the selector 9, the microswitch 59 is operated by the operation piece 58a to operate the operation lever. 11
Is in a neutral state, and when one of the operation arms 6A and 6B is operated, a discrepancy occurs between the positions of the plate members 57 and 58, the micro switch 59 is turned off, and the shift operation is performed. Can be notified to the operator. It should be noted that the present invention is not limited to the above-described embodiment, and can be variously modified. For example, the speed change mechanism 4 is a high / low / super deceleration / reverse rotation.
Although the speed is switched, a device that switches among these three speeds may be used, or the present invention may be applied to a shift operation device for the main transmission mechanism 24.
【００１６】[0016]
【発明の効果】以上詳述した本発明によれば、１本の操
作レバー１１で２個のシフタ５を択一作動でき、かつ簡
単に構成することができる。According to the present invention described above in detail, according to the present invention, the two shifter 5 with one of the operation lever 11 can alternatively operate, and can be easily configured.
【図１】本発明の実施例を示す側面図である。FIG. 1 is a side view showing an embodiment of the present invention.
【図２】図１のＸ矢視図である。FIG. 2 is a view taken in the direction of the arrow X in FIG. 1;
【図３】図１のＹ−Ｙ線断面図である。FIG. 3 is a sectional view taken along line YY of FIG. 1;
【図４】図１のＺ−Ｚ線断面図である。FIG. 4 is a sectional view taken along line ZZ of FIG. 1;
【図５】トラクタのトランスミッション及び変速操作装
置の概略説明図である。FIG. 5 is a schematic explanatory view of a tractor transmission and a shift operation device.
１ 変速操作装置 ２ 走行車体 ３ 支持軸 ４ 変速機構（副変速機構） ５ シフタ ６ 操作アーム ７ 支持アーム ８ 揺動軸 ９ セレクタ １０ セレクト部 １１ 操作レバー １２ シフタ軸 １３ 伝達軸 １４ 作動部材 １５ 筒軸 １６ 揺動アーム REFERENCE SIGNS LIST 1 speed change operation device 2 traveling vehicle body 3 support shaft 4 speed change mechanism (sub speed change mechanism) 5 shifter 6 operation arm 7 support arm 8 swing shaft 9 selector 10 selector 11 operation lever 12 shifter shaft 13 transmission shaft 14 operating member 15 cylinder shaft 16 Swing arm
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) F16H 61/26 - 61/36 F16H 63/00 - 63/38 B60K 20/00 - 20/08 ──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. 7 , DB name) F16H 61/26-61/36 F16H 63/00-63/38 B60K 20/00-20/08
Claims (1)
に、変速機構（４）用の２個のシフタ（５）を移動すべ
くそれぞれに連動連結する２本の操作アーム（６）と、
この操作アーム（６）と支持軸（３）に対して反対側に
位置する１本の支持アーム（７）とをそれぞれ回動可能
に支持し、支持アーム（７）に支持軸（３）と交差する
方向の揺動軸（８）を介して操作レバー（１１）と連結
したセレクタ（９）を取り付け、このセレクタ（９）の
支持軸（３）に対して揺動軸（８）と反対側の端部に、
２本の操作アーム（６）間に位置すると共に、セレクタ
（９）の揺動軸（８）廻りの揺動により２本の操作アー
ム（６）に択一係合しかつ支持軸（３）廻りの回動によ
り係合した操作アーム（６）を同伴回動するセレクタ部
（１０）を形成しており、前記セレクタ（９）を支持軸
（３）の径外側でかつ操作アーム（６）及び支持アーム
（７）に略沿わせて配置し、このセレクタ（９）から支
持アーム（７）側へ揺動軸（８）を突出し、かつ２本の
操作アーム（６）間へセレクタ部（１０）を突出してい
ることを特徴とする走行車両の変速操作装置。A support shaft fixed to a traveling vehicle body.
Two operating arms (6) interlockingly connected to each other to move two shifters (5) for the transmission mechanism (4);
The operation arm (6) and one support arm (7) located on the opposite side to the support shaft (3) are rotatably supported, and the support arm (7) is connected to the support shaft (3). A selector (9) connected to the operating lever (11) via a crossing swing shaft (8) is mounted, and the support shaft (3) of the selector (9) is opposite to the swing shaft (8). On the side end,
It is located between the two operation arms (6), and is selectively engaged with the two operation arms (6) by swinging of the selector (9) around the swing shaft (8), and the support shaft (3). A selector unit (10) is formed for rotating the operation arm (6) engaged by the rotation around the selector unit (10), and the selector (9) is supported by a support shaft.
(3) Outer diameter and operation arm (6) and support arm
Arranged substantially along (7) and supported by this selector (9).
The swing shaft (8) protrudes toward the holding arm (7) side, and two
A shift operation device for a traveling vehicle, wherein a selector portion (10) protrudes between operation arms (6) .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24041394A JP3192331B2 (en) | 1994-10-04 | 1994-10-04 | Gearshift operating device for traveling vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24041394A JP3192331B2 (en) | 1994-10-04 | 1994-10-04 | Gearshift operating device for traveling vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08105542A JPH08105542A (en) | 1996-04-23 |
| JP3192331B2 true JP3192331B2 (en) | 2001-07-23 |
Family
ID=17059108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24041394A Expired - Fee Related JP3192331B2 (en) | 1994-10-04 | 1994-10-04 | Gearshift operating device for traveling vehicles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3192331B2 (en) |
-
1994
- 1994-10-04 JP JP24041394A patent/JP3192331B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH08105542A (en) | 1996-04-23 |
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