JPH0165358U

JPH0165358U -

Info

Publication number: JPH0165358U
Application number: JP1987158957U
Authority: JP
Priority date: 1987-10-16
Filing date: 1987-10-16
Publication date: 1989-04-26

Description

[Brief explanation of drawings]

図面は本考案に係るバツクホウ作業車の操作レ
バーロツク構造の実施例を示し、第１図は要部の
縦断側面図、第２図は第１図における―線断
面図、第３図はバツクホウ作業車の全体側面図、
第４図はバツクホウ作業車の一部省略平面図、第
５図は従来例を示す要部縦断側面図である。１１……バツクホウ装置、１６……運転座席、
２２，２３……操作レバー、２４，２５……ポス
ト、３１……ロツク装置、３２……係止部材、３
３……操作具、３８……突起、Ｒ……乗降用通路
。 The drawings show an embodiment of the operating lever lock structure for a backhoe work vehicle according to the present invention, FIG. 1 is a longitudinal sectional side view of the main part, FIG. 2 is a cross-sectional view taken along the line -- in FIG. Overall side view of
FIG. 4 is a partially omitted plan view of a backhoe work vehicle, and FIG. 5 is a vertical sectional side view of the main part showing a conventional example. 11... Backhoe device, 16... Driver seat,
22, 23... Operating lever, 24, 25... Post, 31... Locking device, 32... Locking member, 3
3... Operating tool, 38... Protrusion, R... Passageway for getting on and off.

Claims

[Scope of utility model registration request]

Posts 24 are installed on both sides of the front side of the driver's seat 16.
, 25 are erected, and the posts 24, 25 are
On the upper end side is an operating lever 2 for the backhoe device 11.
2 and 23 respectively, a passage R for getting on and off is arranged in front of at least one of the posts 24, and a locking device 31 of the operating lever 22 is connected to the post 2.
4, and the operating tool 33 of the locking device 31 is attached to the post 24 so as to be swingable up and down so that it is retracted upward in the locked state and protrudes toward the passageway R for getting on and off in the unlocked state. In the operating lever lock structure of a backhoe work vehicle, the locking device 31 is provided with a protrusion 38 projecting upward at the lower end of the operating lever 22, and is engaged with the protrusion 38 in the locked state. A locking member 32 that prevents the operating lever 22 from swinging is integrally attached to the operating tool 33 so as to separate from the protrusion 38 as the operating tool 33 swings from the locked state to the unlocked state. The control lever lock structure of the backhoe work vehicle installed on the.