JPH057846B2 - - Google Patents

Info

Publication number
JPH057846B2
JPH057846B2 JP61306222A JP30622286A JPH057846B2 JP H057846 B2 JPH057846 B2 JP H057846B2 JP 61306222 A JP61306222 A JP 61306222A JP 30622286 A JP30622286 A JP 30622286A JP H057846 B2 JPH057846 B2 JP H057846B2
Authority
JP
Japan
Prior art keywords
coil
magnetic field
turns
electromagnet
sectional area
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.)
Expired - Lifetime
Application number
JP61306222A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63160042A (ja
Inventor
Makoto Yomo
Naoki Imokawa
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP61306222A priority Critical patent/JPS63160042A/ja
Priority to US07/060,303 priority patent/US4841407A/en
Priority to DE8787305339T priority patent/DE3781474T2/de
Priority to EP87305339A priority patent/EP0251561B1/en
Publication of JPS63160042A publication Critical patent/JPS63160042A/ja
Publication of JPH057846B2 publication Critical patent/JPH057846B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Recording Or Reproducing By Magnetic Means (AREA)
  • Electromagnets (AREA)
JP61306222A 1986-06-16 1986-12-24 光磁気記録装置のバイアス磁界発生装置 Granted JPS63160042A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP61306222A JPS63160042A (ja) 1986-12-24 1986-12-24 光磁気記録装置のバイアス磁界発生装置
US07/060,303 US4841407A (en) 1986-06-16 1987-06-10 Magnetic field generator having a plurality of coils for generating magnetic field in substantially the same space and method of driving the same
DE8787305339T DE3781474T2 (de) 1986-06-16 1987-06-16 Magnetfelderzeuger.
EP87305339A EP0251561B1 (en) 1986-06-16 1987-06-16 Magnetic field generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61306222A JPS63160042A (ja) 1986-12-24 1986-12-24 光磁気記録装置のバイアス磁界発生装置

Publications (2)

Publication Number Publication Date
JPS63160042A JPS63160042A (ja) 1988-07-02
JPH057846B2 true JPH057846B2 (enEXAMPLES) 1993-01-29

Family

ID=17954463

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61306222A Granted JPS63160042A (ja) 1986-06-16 1986-12-24 光磁気記録装置のバイアス磁界発生装置

Country Status (1)

Country Link
JP (1) JPS63160042A (enEXAMPLES)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0250302A (ja) * 1988-08-12 1990-02-20 Olympus Optical Co Ltd 光磁気記録装置

Also Published As

Publication number Publication date
JPS63160042A (ja) 1988-07-02

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term