JPS59135083U - Annular permanent magnet for flat motors - Google Patents

Annular permanent magnet for flat motors

Info

Publication number
JPS59135083U
JPS59135083U JP2912483U JP2912483U JPS59135083U JP S59135083 U JPS59135083 U JP S59135083U JP 2912483 U JP2912483 U JP 2912483U JP 2912483 U JP2912483 U JP 2912483U JP S59135083 U JPS59135083 U JP S59135083U
Authority
JP
Japan
Prior art keywords
permanent magnet
annular permanent
flat motors
outer circumferential
central portion
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
JP2912483U
Other languages
Japanese (ja)
Inventor
克司 田中
Original Assignee
住友特殊金属株式会社
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 住友特殊金属株式会社 filed Critical 住友特殊金属株式会社
Priority to JP2912483U priority Critical patent/JPS59135083U/en
Publication of JPS59135083U publication Critical patent/JPS59135083U/en
Pending legal-status Critical Current

Links

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

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

第１図は偏平モータ用環状永久磁石の構成図、第２図は
環状永久磁石の外周部と中央部の磁気持特性を説明する
磁化曲線図、第３図は本考案の偏平モータ用環状永久磁
石を得るための手段の一例を説明する一図である。 １：環状永久磁石、２：速度検出用磁極、３：駆動用磁
極、４：ダイス、５：磁性体リング、７．９：非磁性体
リング、１０：コア、１１：電磁コイル。Fig. 1 is a configuration diagram of an annular permanent magnet for flat motors, Fig. 2 is a magnetization curve diagram explaining the magnetic retention characteristics of the outer peripheral part and central part of an annular permanent magnet, and Fig. 3 is an annular permanent magnet for flat motors according to the present invention. FIG. 2 is a diagram illustrating an example of means for obtaining a magnet. 1: Annular permanent magnet, 2: Speed detection magnetic pole, 3: Drive magnetic pole, 4: Dice, 5: Magnetic ring, 7.9: Non-magnetic ring, 10: Core, 11: Electromagnetic coil.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 、　　外周部が半径方向の磁気異方性を有し、中央部が
軸方向の磁気異方性を有する環状永久磁石の、前記外周
部に半径方向に磁化された複数の速度検出用磁極を形成
し、かつ前記中央部に軸方向に磁化された複数の駆動用
磁極を形成してなることを特徴とする偏平モータ用環状
永久磁石。, a plurality of speed detection magnetic poles magnetized in the radial direction are formed on the outer circumferential portion of an annular permanent magnet whose outer circumferential portion has radial magnetic anisotropy and whose central portion has axial magnetic anisotropy; An annular permanent magnet for a flat motor, characterized in that a plurality of driving magnetic poles magnetized in the axial direction are formed in the central portion.
JP2912483U 1983-02-28 1983-02-28 Annular permanent magnet for flat motors Pending JPS59135083U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2912483U JPS59135083U (en) 1983-02-28 1983-02-28 Annular permanent magnet for flat motors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2912483U JPS59135083U (en) 1983-02-28 1983-02-28 Annular permanent magnet for flat motors

Publications (1)

Publication Number Publication Date
JPS59135083U true JPS59135083U (en) 1984-09-10

Family

ID=30159982

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2912483U Pending JPS59135083U (en) 1983-02-28 1983-02-28 Annular permanent magnet for flat motors

Country Status (1)

Country Link
JP (1) JPS59135083U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57120312A (en) * 1981-01-20 1982-07-27 Tdk Corp Cylindrical ferrite magnet and manufacture thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57120312A (en) * 1981-01-20 1982-07-27 Tdk Corp Cylindrical ferrite magnet and manufacture thereof

Similar Documents

Publication Publication Date Title
JPS59135083U (en) Annular permanent magnet for flat motors
JPH0644303Y2 (en) Magnetic circuit
JPS6125081U (en) brushless motor
JPS59195970U (en) Electric motor speed detection device
JPS5978880U (en) Permanent magnet field of electromagnetic rotating machine
JPH0436226Y2 (en)
JPS58105782U (en) magnet motor
JPS5923286U (en) linear motor
JPS6077813U (en) magnetic bearing
JPS5947282U (en) pulse motor
JPS6044470U (en) rotating electric machine
JPS6062842U (en) magnet for motor
JPS5811983U (en) Magnet rotor of electromagnetic rotating machine
JPS60109309U (en) electromagnetic converter
JPS5923258U (en) rotating electric machine
JPS6077237U (en) electric motor rotor
JPS60111379U (en) electromagnetic converter
JPS60103278U (en) stepping motor
JPS6146880U (en) Flat brushless motor
JPS5947281U (en) pulse motor
JPS5878781U (en) rotor for motor
JPS60103277U (en) Brushless DC motor
JPS5990859U (en) Permanent magnet circuit for speedometer drive
JPS60187507U (en) Magnetizing device
JPS5925970U (en) Rotor for stepping motor