JPS585453U

JPS585453U - Hanging wall for smoke prevention or smoke exhaust

Info

Publication number: JPS585453U
Application number: JP9864881U
Authority: JP
Inventors: 嶋　芳正; 帯金　宏一
Original assignee: 理研軽金属工業株式会社
Priority date: 1981-07-02
Filing date: 1981-07-02
Publication date: 1983-01-13

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図はこの考案め一実施例を示す一部破断斜視図、第
２図は第１図の■−■線による詳細断面図、第、３図は
第２図の■−■線に沿った断面図、第４図はこの考案の
他の実施例を示す断面図、第５図は第４図の実施例の改
良例を示す要部断面−である。１・・・垂壁、２・・・外枠、３・・・蓋、４・・・ヒ
ンリ、１２・・・アーム、１３・・・取付板、１６・・
・ばね。Figure 1 is a partially cutaway perspective view showing an embodiment of this invention, Figure 2 is a detailed sectional view taken along the line ■-■ in Figure 1, and Figures 3 and 3 are taken along the line ■-■ in Figure 2. FIG. 4 is a cross-sectional view showing another embodiment of the invention, and FIG. 5 is a cross-sectional view of a main part showing an improved example of the embodiment of FIG. 4. 1... hanging wall, 2... outer frame, 3... lid, 4... hinge, 12... arm, 13... mounting plate, 16...
・Spring.

Claims

[Scope of utility model registration request]

A box-shaped outer frame, a lid fixedly stored in the outer frame so as to be rotatable and fallable, and installed in the outer frame above the storage position of the lid so as to be rotatable as the lid is opened and closed. When the lid is stored in the outer frame, the spring accumulates elastic force in the direction of opening the lid, and when the lid is dropped and opened, the spring is applied with rotational force. 1. A hanging wall for smoke prevention or smoke evacuation, characterized in that it has an arm that abuts against a lid and maintains the lid in a hanging state under the bias of a spring.