JPS62199475U

JPS62199475U -

Info

Publication number: JPS62199475U
Application number: JP8725886U
Authority: JP
Priority date: 1986-06-10
Filing date: 1986-06-10
Publication date: 1987-12-18

Description

[Brief explanation of the drawing]

第１図ないし第３図は本考案の１実施例を示し
、第１図は換気用窓ガラスの正面図、第２図は第
１図の―線に沿う断面図、第３図は第５図ａ
の―線に沿う部分的断面図である。第４図は
本考案の他の実施例の第３図に対応する部分的断
面図、第５図ａは短アームの近傍の外観斜視図、
第５図ｂは第５図ａにおけるＢ―Ｂ線に沿う断面
図、第６図ａ，ｂは本考案の他の実施例を示す第
５図に対応する図で、第６図ａは短アーム近傍の
外観斜視図、第６図ｂは第６図ａにおけるＢ―Ｂ
線に沿う断面図である。第７図ａ，ｂ，ｃはそれ
ぞれ換気用窓ガラスの全閉、半開、全開時の空気
流れを示す説明図である。第８図ないし第１０図
は従来の換気窓を示し、第８図はトラツクのキヤ
ビンの斜視図、第９図は換気窓の正面図、第１０
図は第９図の―線に沿う断面図である。窓ガラス……１、長アーム……２、短アーム…
…８、窓枠……７、上部ヒンジ……１３、ロツク
ボタン……１７、ばね……１８、係合部……８ａ
。 1 to 3 show one embodiment of the present invention, FIG. 1 is a front view of a ventilation window glass, FIG. 2 is a cross-sectional view taken along the line - in FIG. 1, and FIG. Diagram a
FIG. FIG. 4 is a partial sectional view corresponding to FIG. 3 of another embodiment of the present invention, FIG. 5a is an external perspective view of the vicinity of the short arm,
Fig. 5b is a sectional view taken along line BB in Fig. 5a, Fig. 6a and b are views corresponding to Fig. 5 showing other embodiments of the present invention, and Fig. 6a is a cross-sectional view taken along line BB in Fig. 5a. A perspective view of the appearance near the arm, FIG. 6b is B-B in FIG. 6a.
It is a sectional view along a line. FIGS. 7a, b, and c are explanatory diagrams showing the air flow when the ventilation window glass is fully closed, half-opened, and fully opened, respectively. 8 to 10 show conventional ventilation windows, FIG. 8 is a perspective view of a truck cabin, FIG. 9 is a front view of the ventilation window, and FIG. 10 is a perspective view of a truck cabin.
The figure is a sectional view taken along the line -- in FIG. Window glass...1, Long arm...2, Short arm...
...8, Window frame...7, Upper hinge...13, Lock button...17, Spring...18, Engagement part...8a
.

Claims

[Scope of utility model registration request]

The rear end of the long arm is rotatably connected to the front of the lower inner surface of the ventilation window glass, and the rear end of the shorter arm is rotatably connected to the rear of the long arm, and the front ends of the long arm and the short arm are connected rotatably. In a vehicle ventilation window, each of which is rotatably connected to a window frame, and the upper part of the ventilation window glass is supported on the window frame via an upper hinge, a spring is attached to either the long arm or the short arm and the window frame. A locking mechanism for a ventilation window for a vehicle, characterized in that a lock button which is biased in the advancing direction is provided so as to be freely retractable, and one of the lock buttons is provided with an engaging portion that engages when the button advances.