JPS60103256U

JPS60103256U - motor rotor

Info

Publication number: JPS60103256U
Application number: JP19309583U
Authority: JP
Inventors: 北脇　恒明; 九鬼　章郎
Original assignee: 松下電器産業株式会社
Priority date: 1983-12-15
Filing date: 1983-12-15
Publication date: 1985-07-13

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

Description

[Brief explanation of the drawing]

第１図はシャフトの両端近辺をラジアル軸受で受けた従
来の回転子を有するモータの断面図、第２図はその回転
子の断面図、第３図ａは従来の整流子を示す斜視図、同
図すはその断面図、第４図は本考案の一実施例における
モータの回転子の断面図、第５図ａは本実施例の整流子
の斜視図、同図すはその断面図、第６図ａは他の実施例
の整流子の斜視図、同図すはその断面図、第７図は本考
案の回行子の整流子と油切りを示す断面図、第８図、第
９図は本考案のそれぞれ他の実施例におけるモータの回
転子の整流子を示すもので、それぞれａは側面図、ｂは
斜視図である。２１．３１・・・・・・シャフト、２３，３２・・・・
・・整流子（又は整流子片）、２５・・・・・・絶縁樹
脂、ロFig. 1 is a sectional view of a motor having a conventional rotor whose shaft is supported near both ends by radial bearings, Fig. 2 is a sectional view of the rotor, and Fig. 3a is a perspective view of a conventional commutator. 4 is a sectional view of a rotor of a motor according to an embodiment of the present invention; FIG. 5a is a perspective view of a commutator of this embodiment; FIG. 6a is a perspective view of a commutator according to another embodiment, and FIG. 7 is a sectional view showing the commutator and oil drain of the rotator of the present invention. FIG. 9 shows a commutator of a rotor of a motor in other embodiments of the present invention, in which a is a side view and b is a perspective view. 21.31...Shaft, 23,32...
...Commutator (or commutator piece), 25...Insulating resin,

Claims

[Scope of utility model registration request]

A rotor for a motor in which the vicinity of both ends of the shaft is supported by radial bearings, and the peripheral speed of the commutator is approximated to the peripheral speed of the shaft.