JPS59141466U

JPS59141466U - small motor rotor

Info

Publication number: JPS59141466U
Application number: JP3532483U
Authority: JP
Inventors: 石井　太吉
Original assignee: セイコーインスツルメンツ株式会社
Priority date: 1983-03-11
Filing date: 1983-03-11
Publication date: 1984-09-21

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図は従来の整流子の斜視図、第２図は従来のロータ
付の斜視図、第３図は従来のロータの平面図ａ１断面図
ｂ、第４図は本考案の一実施例の平面図ａ１断面図ｂ１
第５図ａ−ｄは本考案の一実施例の組立説明斜視図であ
る。２・・・・・・分割整流子片、２１ａ、２１ｂ・・・・
・・整流子外周端、２４・・・・・・整流子摺動面、２
５・・曲整流子リード部、３１・・・□・・・ホルダ、
１０・・・・・・円筒部、１１・・・・・・溝、１２・
・・・・・コイル位置決め用外端、１３・・・・・・整
流子片位置決め用外端。Fig. 1 is a perspective view of a conventional commutator, Fig. 2 is a perspective view of a conventional commutator with a rotor, Fig. 3 is a plan view a1 sectional view b of a conventional rotor, and Fig. 4 is an embodiment of the present invention. Plan view a1 Cross section b1
5A to 5D are perspective views illustrating the assembly of an embodiment of the present invention. 2...Divided commutator pieces, 21a, 21b...
... Commutator outer peripheral end, 24 ... Commutator sliding surface, 2
5...Curved commutator lead part, 31...□...Holder,
10...Cylindrical part, 11...Groove, 12.
... Outer end for coil positioning, 13... Outer end for commutator piece positioning.

Claims

[Scope of utility model registration request]

In the rotor of a small motor comprising a plurality of divided commutator pieces and a plurality of coils arranged corresponding to the commutator pieces and electrically connected to the outer circumferential ends of the commutator pieces, the commutation: f;
A holder having a groove and a cylindrical part for positioning a set, an outer end for positioning a commutator piece and an outer end for positioning a coil provided on this holder, and a cylindrical part of the holder fitted through the commutator piece. The commutator piece and the coil are integrally positioned and fixed by inserting one end of the commutator piece and the outer end for positioning the coil into the central hollow part of the coil. A rotor for a small motor, characterized by having a configuration in which: