JPS52124198A - Magnetizing/demagnetizing circuit for permanent magnet - Google Patents

Magnetizing/demagnetizing circuit for permanent magnet

Info

Publication number
JPS52124198A
JPS52124198A JP4216876A JP4216876A JPS52124198A JP S52124198 A JPS52124198 A JP S52124198A JP 4216876 A JP4216876 A JP 4216876A JP 4216876 A JP4216876 A JP 4216876A JP S52124198 A JPS52124198 A JP S52124198A
Authority
JP
Japan
Prior art keywords
permanent magnet
magnetizing
demagnetizing circuit
magnetic
demagnetizing
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.)
Granted
Application number
JP4216876A
Other languages
Japanese (ja)
Other versions
JPS588570B2 (en
Inventor
Yuzo Abe
Taketo Yazaki
Junichi Hatta
Masanobu Yoshisato
Masahiko Tsutsumi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co Ltd
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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP51042168A priority Critical patent/JPS588570B2/en
Publication of JPS52124198A publication Critical patent/JPS52124198A/en
Publication of JPS588570B2 publication Critical patent/JPS588570B2/en
Expired legal-status Critical Current

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Abstract

PURPOSE:To obtain magnetizing/demagnetizing circuit for permanent magnet appliable on magnetic sensor, where permanent magnet is magnetized only when driving magnetic resistor element and demagnetized during idle time of said element for preventing adhesion of hovering magnetic powder.
JP51042168A 1976-04-12 1976-04-12 Permanent magnet magnetization/demagnetization circuit Expired JPS588570B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51042168A JPS588570B2 (en) 1976-04-12 1976-04-12 Permanent magnet magnetization/demagnetization circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51042168A JPS588570B2 (en) 1976-04-12 1976-04-12 Permanent magnet magnetization/demagnetization circuit

Publications (2)

Publication Number Publication Date
JPS52124198A true JPS52124198A (en) 1977-10-18
JPS588570B2 JPS588570B2 (en) 1983-02-16

Family

ID=12628428

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51042168A Expired JPS588570B2 (en) 1976-04-12 1976-04-12 Permanent magnet magnetization/demagnetization circuit

Country Status (1)

Country Link
JP (1) JPS588570B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6079920A (en) * 1983-10-11 1985-05-07 Japan Steel Works Ltd:The Magnetic-erasing process at injection molding in magnetic field

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6079920A (en) * 1983-10-11 1985-05-07 Japan Steel Works Ltd:The Magnetic-erasing process at injection molding in magnetic field
JPS6216805B2 (en) * 1983-10-11 1987-04-14 Japan Steel Works Ltd

Also Published As

Publication number Publication date
JPS588570B2 (en) 1983-02-16

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