JPS645046U

JPS645046U -

Info

Publication number: JPS645046U
Application number: JP9746887U
Authority: JP
Priority date: 1987-06-26
Filing date: 1987-06-26
Publication date: 1989-01-12

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例に係るレンジフー
ド等におけるダンパー装置を示す背面図、第２図
は第１図―線縦断面図、第３図はダンパー体
の開作動状態を示す説明図、第４図はダンパー体
の閉状態を示す説明図、第５図は同ダンパー装置
の電気回路図、第６図は従来例としてのダンパー
装置の取り付け状態を示す縦断面図、第７図は従
来例のダンパー装置を示す正面図、第８図は第７
図―線縦断面図である。〔符号の説明〕、２……壁面、１０……ダンパ
ー装置、１１……排気ダクト、１３……伸縮体、
１４……取り付けパネル、１４ａ……開口、１５
……軸、１６……磁石。 Fig. 1 is a rear view showing a damper device in a range hood or the like according to an embodiment of the invention, Fig. 2 is a vertical sectional view taken along the line shown in Fig. 1, and Fig. 3 is an explanatory view showing the opening operation state of the damper body. , FIG. 4 is an explanatory diagram showing the damper body in the closed state, FIG. 5 is an electric circuit diagram of the same damper device, FIG. 6 is a vertical cross-sectional view showing the installed state of the damper device as a conventional example, and FIG. A front view showing a conventional damper device, FIG.
Figure--A vertical cross-sectional view. [Explanation of symbols], 2... Wall surface, 10... Damper device, 11... Exhaust duct, 13... Expandable body,
14... Mounting panel, 14a... Opening, 15
...Axis, 16...Magnet.

Claims

[Scope of utility model registration request]

An exhaust duct installed in communication with an exhaust device such as a range hood, a damper body disposed within the exhaust duct, and an elastic body made of a shape memory alloy disposed on the indoor side of the damper body; a magnet that attracts and holds the damper body in a closed state of the damper flow path; 1. A damper device for a range hood, etc., characterized in that it is configured to press in a direction to open a damper flow path against force.