JPH02117919U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図〜第４図は本考案の実施例を示し、第１
図は正面図、第２図は背面図、第３図はロツクレ
バーの正面図、第４図は動作説明図、第５図はダ
ンプトラツクの正面図である。 １０は車体、１１はボデイ、１６はテールゲー
ト、２０はロツクバー、２３はロツクレバー、２
６，２７は第１・第２レバー、３０は付勢機構。 1 to 4 show embodiments of the present invention.
2 is a front view, FIG. 2 is a rear view, FIG. 3 is a front view of the lock lever, FIG. 4 is an explanatory view of the operation, and FIG. 5 is a front view of the dump truck. 10 is the vehicle body, 11 is the body, 16 is the tailgate, 20 is the lock bar, 23 is the lock lever, 2
6 and 27 are first and second levers, and 30 is a biasing mechanism.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 車体１０にボデイ１１を起立姿勢と倒伏姿勢と
に亘つて上下回動自在に設け、このボデイ１１の
後部に開口部１５を開閉するテールゲート１６を
常時垂直姿勢となるように上下回動自在に設けた
ダンプトラツクにおいて、前記テールゲート１６
の下部にロツクバー２０を設けると共に、前記ボ
デイ１１の下部に、第１・第２レバー２６，２７
を備えたロツクレバー２３を、その第１レバー２
６がロツクレバー２０側となるように上下回動自
在に設け、このロツクレバー２３とボデイ１１と
に亘つて、そのロツクレバー２３を第１レバー２
６がロツクレバー２０に当接してテールゲート１
６を閉じ状態でロツクするロツク位置と、第１レ
バー２６がロツクバー２０と離れ、かつ第２レバ
ー２７がロツクバー２０と対向するロツク解除位
置とに亘つて回動付勢する付勢機構３０を設けた
ことを特徴とするダンプトラツクのテールゲート
開閉装置。 A body 11 is provided on the vehicle body 10 so as to be movable up and down between a standing position and a lying down position, and a tailgate 16 for opening and closing an opening 15 is provided at the rear of the body 11 so as to be movable up and down so as to be always in a vertical position. In the provided dump truck, the tailgate 16
A lock bar 20 is provided at the bottom of the body 11, and first and second levers 26, 27 are provided at the bottom of the body 11.
The first lever 2 of the lock lever 23 is
The lock lever 23 is provided so as to be movable up and down so that the lock lever 6 is on the lock lever 20 side, and the lock lever 23 is connected to the first lever 2 between the lock lever 23 and the body 11.
6 comes into contact with the lock lever 20 and the tailgate 1
A biasing mechanism 30 is provided which biases the rotation between a lock position in which the lever 6 is locked in a closed state and an unlocked position in which the first lever 26 is separated from the lock bar 20 and the second lever 27 is opposed to the lock bar 20. A tailgate opening/closing device for a dump truck.