JPS59133241U

JPS59133241U - fire damper

Info

Publication number: JPS59133241U
Application number: JP2625983U
Authority: JP
Inventors: 仁吉川
Original assignee: 松下精工株式会社
Priority date: 1983-02-24
Filing date: 1983-02-24
Publication date: 1984-09-06

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図は従来の防火ダンパーの側断面図、第２図は従来
の他の実施例における防火ダンパーの側断面図、第３図
は本考案防火ダンパーの一実施例の側断面図、第４図は
、同ダンパーの正面図、第５図は第４図のＡ−Ａ’断面
図、第６図は、同背面図を示す。１・・・・・・本体、１ｂ・・・・・・開口、３・・・
・・・温度ヒユーズ、４・・・・・・ダンパー、５・・
・・・・ダンパー当接部、６・・・・・・シャフト、９
・・・・・・本体当接部、１０・・・・・・おもり。FIG. 1 is a side sectional view of a conventional fire damper, FIG. 2 is a side sectional view of another conventional fire damper, FIG. 3 is a side sectional view of an embodiment of the fire damper of the present invention, and FIG. The figure shows a front view of the same damper, FIG. 5 shows a sectional view taken along line AA' in FIG. 4, and FIG. 6 shows a rear view of the damper. 1...Main body, 1b...Opening, 3...
...Temperature fuse, 4...Damper, 5...
... Damper contact part, 6 ... Shaft, 9
...Body contact part, 10... Weight.

Claims

[Scope of utility model registration request]

A main body that is attached to a wall of a fireproof compartment and has an opening that serves as a passage for high-temperature air, a damper that is rotatably supported by the main body via a shaft and closes the opening, and a force is applied in the direction in which the damper closes. 4'), and a temperature fuse whose both ends are connected to the damper and the main body so as to balance the force of the weight. A fire prevention damper, in which a damper abutting part, which is a peripheral edge of the damper corresponding to the contacting part, is formed integrally with the main body and the damper, and at least one of the light contacting parts is stepped so that both the light contacting parts come into close contact with each other.