JPS5878779U - plastic magnet rotor - Google Patents

plastic magnet rotor

Info

Publication number
JPS5878779U
JPS5878779U JP17231981U JP17231981U JPS5878779U JP S5878779 U JPS5878779 U JP S5878779U JP 17231981 U JP17231981 U JP 17231981U JP 17231981 U JP17231981 U JP 17231981U JP S5878779 U JPS5878779 U JP S5878779U
Authority
JP
Japan
Prior art keywords
magnet rotor
plastic magnet
rotor
plastic
shaft hole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP17231981U
Other languages
Japanese (ja)
Inventor
俊夫 清水
光一 小林
Original Assignee
株式会社精工舎
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社精工舎 filed Critical 株式会社精工舎
Priority to JP17231981U priority Critical patent/JPS5878779U/en
Publication of JPS5878779U publication Critical patent/JPS5878779U/en
Pending legal-status Critical Current

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  • Permanent Field Magnets Of Synchronous Machinery (AREA)

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例の平面図、第２図は第１図■
−■線断面図、第３図は本考案にしたがって着磁したと
きの磁束分布図、第４図は悪い着磁例のときの磁束分布
図である。 １・・・・・・ロータ、２・・・・・・軸穴、３・・・
・・・射出ゲート位置、４・・・・・・ウェルドマーク
。Figure 1 is a plan view of one embodiment of the present invention, and Figure 2 is the same as Figure 1.
-■ line sectional view, FIG. 3 is a magnetic flux distribution diagram when magnetized according to the present invention, and FIG. 4 is a magnetic flux distribution diagram in the case of a bad example of magnetization. 1... Rotor, 2... Shaft hole, 3...
...Injection gate position, 4...Weld mark.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 中心部に軸穴に有するモータ用のロータがプラスチック
材料にて形成され、射出ゲートの反対側でほぼ径方向に
生ずるウェルドマークと直交する方向に着磁したことを
特徴とするプラスチックマグネットロータ。1. A plastic magnet rotor, characterized in that a rotor for a motor having a shaft hole in the center is formed of a plastic material and is magnetized in a direction perpendicular to a weld mark that occurs approximately radially on the opposite side of an injection gate.
JP17231981U 1981-11-19 1981-11-19 plastic magnet rotor Pending JPS5878779U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17231981U JPS5878779U (en) 1981-11-19 1981-11-19 plastic magnet rotor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17231981U JPS5878779U (en) 1981-11-19 1981-11-19 plastic magnet rotor

Publications (1)

Publication Number Publication Date
JPS5878779U true JPS5878779U (en) 1983-05-27

Family

ID=29964219

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17231981U Pending JPS5878779U (en) 1981-11-19 1981-11-19 plastic magnet rotor

Country Status (1)

Country Link
JP (1) JPS5878779U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019158409A (en) * 2018-03-08 2019-09-19 Tdk株式会社 Magnet structure, rotation angle detector, and electrically-driven power steering device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5361096A (en) * 1976-11-15 1978-06-01 Tdk Corp Method of simultaneous magnetization in injection molding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5361096A (en) * 1976-11-15 1978-06-01 Tdk Corp Method of simultaneous magnetization in injection molding

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019158409A (en) * 2018-03-08 2019-09-19 Tdk株式会社 Magnet structure, rotation angle detector, and electrically-driven power steering device

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