JPS59128950U

JPS59128950U - Gear shift operation mechanism

Info

Publication number: JPS59128950U
Application number: JP2309283U
Authority: JP
Inventors: 清繁前沢
Original assignee: 株式会社クボタ
Priority date: 1983-02-18
Filing date: 1983-02-18
Publication date: 1984-08-30

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は本案第１実施例を採用したトラクタの外観図、
第２図は本案第１実施例の縦断側面図、第３図は同じく
一部を示す縦断正面図、第４図はセレクタの詳細な正面
図、第５図は第４図の断面図、第６図は第１実施例のシ
フトパターン（セレクトパターン）を示す説明図、第７
図は本案第２実施例を採用する変速機構の縦断側面図、
第８図は同第２実施例の一部断面で示す背面図、第９図
は同じく側面図、第１０図は第２実施例のシフト（セレ
クト）パターンを示す説明図である。５・・・運転席、６・・・変速ケース、７・・・変速機
構、１２．１３・・・被チェンジ体、１４．　１５−・
・シフト機構、２１．２２・・・連動ピン、２３・・・
セレクタ、２５．２６・・・カム部、２９−・・チェン
ジレバー。Figure 1 is an external view of a tractor adopting the first embodiment of the present invention;
Fig. 2 is a longitudinal sectional side view of the first embodiment of the present invention, Fig. 3 is a longitudinal sectional front view showing a part of the same, Fig. 4 is a detailed front view of the selector, Fig. 5 is a sectional view of Fig. 4, and Fig. 4 is a detailed front view of the selector. 6 is an explanatory diagram showing the shift pattern (select pattern) of the first embodiment, and the seventh
The figure is a longitudinal sectional side view of a transmission mechanism adopting the second embodiment of the present invention.
FIG. 8 is a partially sectional rear view of the second embodiment, FIG. 9 is a side view, and FIG. 10 is an explanatory diagram showing a shift (select) pattern of the second embodiment. 5... Driver's seat, 6... Transmission case, 7... Transmission mechanism, 12.13... Body to be changed, 14. 15-・
・Shift mechanism, 21.22... Interlocking pin, 23...
Selector, 25.26...Cam part, 29-...Change lever.

Claims

[Claims for Utility Model Registration] 1. A gear change mechanism 7 capable of changing three or more steps is provided in a gear change case 6, and a changed body 1 that changes the speed of the gear change mechanism 7.
2.13, in which a shift mechanism 14.15 is interlocked, interlocking pins 2i, 22 are attached to each of the shift mechanisms 14.15, and a selector 23 is rotatably attached to the fixed side. The interlocking pin 21゜22
are provided with cam portions 25 and 26, each of which is engaged and guided, and each of the cam portions 25 and 26 is engaged with and guided by the object to be changed 1.
2. A speed change operation mechanism formed in a shape to prevent the simultaneous speed change state of 13, and further provided with a change lever 29 for operating the selector 23. 2. Claim 1 of the first utility model registration characterized in that the shift mechanism 14, 15 and the selector 23 are each provided inside the transmission case 6, and the change lever 29 is provided outside the transmission case 6 near the driver's seat 5. The speed change operation mechanism according to item 1.