JPS63139009U

JPS63139009U -

Info

Publication number: JPS63139009U
Application number: JP3021487U
Authority: JP
Priority date: 1987-03-02
Filing date: 1987-03-02
Publication date: 1988-09-13

Description

[Brief explanation of the drawing]

図面はこの考案の一実施例を示すもので、第１
図はこの考案のバタフライ付きベンチレーター装
置の全体側面図、第２図は第１図のＡ部拡大側面
図、第３図はこのバタフライ付きベンチレーター
装置の全体斜視図、第４図および第５図は従来例
を示すもので、第４図は従来例のベンチレータ装
置の全体斜視図、第５図は第４図のＢ―Ｂ矢視線
に沿う断面図である。１……バタフライ付きベンチレーター装置、２
……ベンチレーターダクト本体、３……下面開口
形状（下面開口）、４……吸入開口部、５……薄
肉連結部材、６……バタフライ部材、７……制限
フランジ、８……締着用フランジ、９……パツキ
ン、１０……板面。 The drawing shows one embodiment of this invention.
The figure is an overall side view of the butterfly-equipped ventilator device of this invention, Figure 2 is an enlarged side view of section A in Figure 1, Figure 3 is an overall perspective view of this butterfly-equipped ventilator device, and Figures 4 and 5 are 4 is an overall perspective view of a conventional ventilator device, and FIG. 5 is a sectional view taken along the line BB in FIG. 4. 1... Ventilator device with butterfly, 2
... Ventilator duct main body, 3 ... Bottom opening shape (bottom opening), 4 ... Suction opening, 5 ... Thin connection member, 6 ... Butterfly member, 7 ... Limiting flange, 8 ... Fastening flange, 9... Patsukin, 10... Board surface.

Claims

[Claims for Utility Model Registration] (1) In the ventilator duct body made of synthetic resin and made of compressed air blow molding, a suction opening opening on the slope toward the indoor side is formed, and this suction opening is formed on the top side of the suction opening. A ventilator duct device with a butterfly, characterized in that a butterfly member that covers the entire surface of the part from one side is integrally molded via a thin connecting member. (2) The butterfly according to claim 1 of the utility model registration, characterized in that opening limiting flanges are arranged inward and flush in the other three directions of the suction opening not through the thin-walled connecting member. Ventilator duct device with. (3) The ventilator duct device with a butterfly according to claim 1, wherein the thin connecting member is connected in a very small arc shape or in a straight line shape.