JPS5960400U

JPS5960400U - motor fan

Info

Publication number: JPS5960400U
Application number: JP15670682U
Authority: JP
Inventors: 裕村田
Original assignee: カルソニックカンセイ株式会社
Priority date: 1982-10-16
Filing date: 1982-10-16
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 drawings]

第１図は従来のモータファンの概略断面図、第２図は、
本考案に係るモータファンの一実施例の概略断面図、第
３図及び第４図は第２図の要部を示すもので、第３図は
その要部拡大断面図、第４図”はその要部拡大背面図、
第５図及び第６図は、本考案に係るモータファンの他の
実施例を示したもので、第５図はその要部拡大断面図、
第６図はその要部拡大背面図である。５・・・ファン、６・・・円形ボス部、７・・・外周部
、８・・・ブレード、９，１４・・・小ブレード、１０
．１５・・・通風孔。Fig. 1 is a schematic sectional view of a conventional motor fan, and Fig. 2 is a schematic cross-sectional view of a conventional motor fan.
3 and 4 are schematic cross-sectional views of an embodiment of the motor fan according to the present invention. FIG. 3 is an enlarged cross-sectional view of the main parts, and FIG. An enlarged rear view of its main parts,
5 and 6 show other embodiments of the motor fan according to the present invention, and FIG. 5 is an enlarged cross-sectional view of the main parts;
FIG. 6 is an enlarged rear view of the main part. 5...Fan, 6...Circular boss portion, 7...Outer periphery, 8...Blade, 9, 14...Small blade, 10
．． 15...Ventilation hole.

Claims

[Scope of utility model registration request]

(1) In a motor fan in which a motor is provided in a circular boss portion of the fan in which blades are provided, a small blade is provided on the outer periphery of the circular host portion, and a rotating front side portion where the small blade is provided. A motor fan characterized by having a ventilation hole.

(2) The motor fan according to claim 1, wherein the small blade is constituted by a small blade tilted in the direction of rotation of the motor.

(3) Utility model registration request where the small blade is constructed from a plate made by cutting and raising a part of the outer periphery of the circular boss part, and the ventilation holes are formed by holes formed by cutting and raising the cut-and-raised plate. The motor fan described in item 1.