JPS5960431U

JPS5960431U - ventilation duct

Info

Publication number: JPS5960431U
Application number: JP15495282U
Authority: JP
Inventors: 慶明田中
Original assignee: 株式会社エアサイクル・システムズ
Priority date: 1982-10-13
Filing date: 1982-10-13
Publication date: 1984-04-20

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図はダクト本体及びキャップの斜視図、第２図、第
３図はキャップの断面図、第４図は本考案を取り付けた
建物の一部断面図。１・・・ダクト本体、２・・・連絡口、３・４・・・キ
ャップ、５・・・Ｚ型仕切、６・７・・・開口部、８・
９・・・逆止弁、１０・１１・・・換気口、Ａ・・・建
物、矢印・・・空気の流れを示す。FIG. 1 is a perspective view of the duct body and the cap, FIGS. 2 and 3 are sectional views of the cap, and FIG. 4 is a partial sectional view of a building to which the present invention is installed. DESCRIPTION OF SYMBOLS 1...Duct body, 2...Connection port, 3.4...Cap, 5...Z-shaped partition, 6.7...Opening part, 8.
9... Check valve, 10/11... Ventilation opening, A... Building, Arrow... Indicates air flow.

Claims

[Scope of utility model registration request]

A check valve is installed at the top of the duct, which communicates vertically and has a communication port on the side, to allow only the air falling into the duct to pass through, and at the bottom of the duct, the air inside the duct is released to the outside. It is equipped with a check valve that only allows air to exit, and the side port is a ventilation duct that connects to a ventilation hole in the wall of the building.