JPS59168643U

JPS59168643U - ventilation fan

Info

Publication number: JPS59168643U
Application number: JP6328183U
Authority: JP
Inventors: 鵜飼　剛平
Original assignee: 三菱電機株式会社
Priority date: 1983-04-27
Filing date: 1983-04-27
Publication date: 1984-11-12

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 drawings]

第１図は従来例としての換気扇を示す断面図、第２図は
本考案の適用例としての換気扇を取付は状態で示す縦断
面図である。１・・・・・・羽根車、３・・・・・・本体ケーシング
、４・・・・・・吸込口、５・・・・・・前枠、６・・
・・・・支柱基部構造、７・・・・・・前パネル、８・
・・・・・支柱端部構造、９・・・・・・前面板、１０
・・・・・・中板、１１・・・・・・凹部、１２・・・
・・・外周部、１３・・・・・・曲面プロフィル、１４
・・・・・・反り返えり。FIG. 1 is a sectional view showing a ventilation fan as a conventional example, and FIG. 2 is a longitudinal sectional view showing a ventilation fan as an application example of the present invention in an installed state. 1... Impeller, 3... Body casing, 4... Suction port, 5... Front frame, 6...
・・・・Column base structure, 7・・・・Front panel, 8・
・・・・・・Strut end structure, 9...Front plate, 10
...Middle plate, 11... Concavity, 12...
...Outer peripheral part, 13...Curved surface profile, 14
・・・・・・Warped back.

Claims

[Scope of utility model registration request]

(1) A ventilation fan in which a front panel consisting of a front plate and a middle plate disposed on the back side of the front panel is supported by a support structure at intervals in front of a suction opening of the main body, wherein the front panel A ventilation fan characterized in that a concave portion is formed by leaving a frame-shaped peripheral edge on the back side of the middle plate, and the peripheral edge of the middle plate and the front plate have a continuous curved profile.

(2) The ventilation fan according to claim 1 of the utility model registration claim, which has a configuration in which the peripheral edge of the front plate is slightly curved outward.