JPS58127839U

JPS58127839U - Reduction type starting motor

Info

Publication number: JPS58127839U
Application number: JP2293082U
Authority: JP
Inventors: 西村　洋二
Original assignee: 三菱電機株式会社
Priority date: 1982-02-19
Filing date: 1982-02-19
Publication date: 1983-08-30

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 drawings]

第１図および第２図は何れも従来の減速式始動電動機を
示すもので、第１図は要部の縦断面図、第２図ａは中間
ブラケット集合体の正面図、第２′図すはプレートの一
半を示す正面図、第２図Ｃはブラシホルダの一半を示す
正面図である。第３図ａはこの考案の一実施例を示す縦
断面図、第３図すは水抜穴の近傍のみを示す底面図、第
４図および第５図はこの考案の他の実施例を示すもので
、第４図ａはプレートの一半を示す正面図、第４図すは
ブラシホルダの一半を示す正面図、第５図ａは水抜穴の
近傍のみを示す断面図、第５図すはそ　　　−の底面図
である。図面中、１５は電機子回転軸、１７は遊星歯車、３４は
中間ブラケット集合体、３７はプレート、４０はブラシ
ホルダ、３５，３１１．４２は突起、４４はフロントブ
ラケット、４５は水抜穴、４８゜５１は水抜溝である。なお、図中同一符号は同一または相当部分を示す。第３図第５図Figures 1 and 2 both show a conventional reduction-type starter motor, with Figure 1 being a vertical sectional view of the main parts, Figure 2a being a front view of the intermediate bracket assembly, and Figure 2' being a front view of the intermediate bracket assembly. 2C is a front view showing one half of the plate, and FIG. 2C is a front view showing one half of the brush holder. Fig. 3a is a longitudinal sectional view showing one embodiment of this invention, Fig. 3 is a bottom view showing only the vicinity of the drain hole, and Figs. 4 and 5 show other embodiments of this invention. FIG. 4a is a front view showing one half of the plate, FIG. 4 is a front view showing one half of the brush holder, FIG. 5a is a sectional view showing only the vicinity of the drain hole, and FIG. - is a bottom view of. In the drawing, 15 is an armature rotating shaft, 17 is a planetary gear, 34 is an intermediate bracket assembly, 37 is a plate, 40 is a brush holder, 35, 311, 42 are projections, 44 is a front bracket, 45 is a drain hole, 48゜51 is a drain groove. Note that the same reference numerals in the figures indicate the same or corresponding parts. Figure 3 Figure 5

Claims

[Scope of utility model registration request]

(1) A positioning protrusion that fits into a drain hole formed at the bottom of the front bracket is provided on the lower part of the intermediate bracket assembly that accommodates the planetary gear that meshes with the spur gear of the armature rotating shaft, and on the lower part of the brush holder. A reduction-type starting motor characterized by a protruding structure.

(2) The reduction type starter motor according to claim 1, wherein a drainage groove is formed in the protrusion protruding from the lower part of the intermediate bracket assembly and the lower part of the brush holder.

(3) To the intermediate bracket assembly and brush holder,
The reduction type starting motor according to claim 1, which is a registered utility model, characterized in that a bolt insertion hole is formed through which a through bolt for fixing the DC motor is inserted.