JPS6444273U

JPS6444273U -

Info

Publication number: JPS6444273U
Application number: JP13977987U
Authority: JP
Priority date: 1987-09-11
Filing date: 1987-09-11
Publication date: 1989-03-16

Description

[Brief explanation of the drawing]

図面は本考案に係る歩行型移動農機の操向クラ
ツチ切換装置の実施例を示し、第１図は要部の斜
視図、第２図は要部の断面図、第３図は切換え機
構の断面図、第４図は切換え機構の配設部を示す
縦断側面図、第５図は操縦ハンドルの取付部を示
す縦断側面図、第６図は操縦ハンドルの取付部を
示す横断平面図、第７図は歩行型移動農機の全体
側面図である。４……操縦ハンドル、１４Ｌ，１４Ｒ……操向
クラツチ、１５Ｌ，１５Ｒ……サイドクラツチレ
バー、２１……操作ロツド、２２Ａ，２２Ｂ，２
２Ｃ，２２Ｄ……回転体、２２ａ，２２ｂ，２２
ｃ，２２ｄ……係止部、２４……連動部材、２４
ａ……キー、２４ｂ……球体、Ｍ……ミツシヨン
ケース。 The drawings show an embodiment of the steering clutch switching device for a walking type mobile agricultural machine according to the present invention, in which FIG. 1 is a perspective view of the main part, FIG. 2 is a sectional view of the main part, and FIG. 3 is a sectional view of the switching mechanism. Figure 4 is a longitudinal side view showing the installation part of the switching mechanism, Fig. 5 is a longitudinal side view showing the mounting part of the control handle, Fig. 6 is a cross-sectional plan view showing the mounting part of the control handle, and Fig. 7 is a longitudinal side view showing the mounting part of the control handle. The figure is an overall side view of a walking-type mobile agricultural machine. 4... Steering handle, 14L, 14R... Steering clutch, 15L, 15R... Side clutch lever, 21... Operating rod, 22A, 22B, 2
2C, 22D...Rotating body, 22a, 22b, 22
c, 22d...Locking portion, 24...Interlocking member, 24
a...key, 24b...sphere, M...mission case.

Claims

[Scope of utility model registration request]

A steering handle 4 is provided so as to be freely changeable in the forward and backward directions, left and right steering clutches 14L and 14R for power interruption are provided in the transmission case M, and left and right side clutch levers 15L and 15R are provided on the side of the steering handle 4. A first rotary body 22C and a second rotary body 22D on the operating side connected to the steering clutches 14L and 14R, and a third rotary body 22A and a fourth rotary body 22B on the operated side connected to the steering clutches 14L and 14R are slidably connected to each other. The first rotating body 2 is fitted onto the operating rod 21 so as to be relatively rotatable while being alternately positioned in the axial direction of the operating rod 21.
2C, the third rotary body 22A, the second rotary body 22D, and the fourth rotary body 22B, respectively, are interlocked in an integral rotation state, and the first rotary body 22C and the fourth rotary body 22B are interlocked. and a locking portion 22c formed on the inner circumferential surface of the operating side rotary bodies 22C, 22D in order to switch to a second interlocking state in which the second rotary body 22D and the third rotary body 22A are respectively interlocked in an integral rotation state. , 22d and the operated rotating body 2
Locking portions 22a formed on the inner peripheral surfaces of 2A and 22B,
an interlocking member 24 that selectively engages two of the members 22b and interlocks each of them in an integrally rotating state;
24 is integrally provided in the operating rod 21 for a steering clutch switching device for a walking type mobile agricultural machine, in which the interlocking members 24, 24 are connected to two rotating bodies 22A, 22C or 22B
, 22D's locking portions 22a, 22c or 22b, 2
A key 24a extending between 2d and a pair of spheres 24b located at both ends of the key 24a in the axial direction.
, 24b.