JPH0244631U

JPH0244631U -

Info

Publication number: JPH0244631U
Application number: JP12180788U
Authority: JP
Priority date: 1988-09-16
Filing date: 1988-09-16
Publication date: 1990-03-27

Description

[Brief explanation of drawings]

第１図は本考案の一実施例の天井埋込形換気扇
を示す分解斜視図、第２図は同天井埋込形換気扇
のルーバのばね取付部拡大図、第３図は従来の天
井埋込形換気扇の分解斜視図である。１…本体、２…ルーバ、３…ばね、３ａ…係止
部、４…ルーバ止め金具、５…長穴、６…フツク
、７…リブ。 Figure 1 is an exploded perspective view of a ceiling-embedded ventilation fan according to an embodiment of the present invention, Figure 2 is an enlarged view of the louver spring attachment part of the same ceiling-embedded ventilation fan, and Figure 3 is a conventional ceiling-embedded ventilation fan. FIG. 2 is an exploded perspective view of a shaped ventilation fan. DESCRIPTION OF SYMBOLS 1... Main body, 2... Louver, 3... Spring, 3a... Locking part, 4... Louver stopper, 5... Oblong hole, 6... Hook, 7... Rib.

Claims

[Scope of utility model registration request]

A box-shaped main body with a built-in blower and an opening on the bottom surface, a resin louver that covers the opening from the indoor side, and a louver stopper that is provided on both ends of the inner wall of the main body to protrude inward and has holes. It consists of a metal fitting, and an open-tipped, bifurcated spring that is locked to both ends of the louver and whose free ends are inserted into the holes, and the spring has a locking part in the center and is connected to the louver. The ceiling is integrally formed with a hook that locks the locking portion of the spring on the back surface, and a rib for preventing the spring from coming off that projects with a gap less than the width of the spring between the hook and the hook. Recessed ventilation fan.