JPS611252A - 直動電機 - Google Patents

直動電機

Info

Publication number
JPS611252A
JPS611252A JP12014784A JP12014784A JPS611252A JP S611252 A JPS611252 A JP S611252A JP 12014784 A JP12014784 A JP 12014784A JP 12014784 A JP12014784 A JP 12014784A JP S611252 A JPS611252 A JP S611252A
Authority
JP
Japan
Prior art keywords
permanent magnet
coil
magnetic flux
magnetic
sub
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
JP12014784A
Other languages
English (en)
Japanese (ja)
Other versions
JPS644424B2 (enrdf_load_stackoverflow
Inventor
Hideo Kitazawa
北沢　秀夫
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.)
Nidec Instruments Corp
Original Assignee
Sankyo Seiki Manufacturing 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 Sankyo Seiki Manufacturing Co Ltd filed Critical Sankyo Seiki Manufacturing Co Ltd
Priority to JP12014784A priority Critical patent/JPS611252A/ja
Publication of JPS611252A publication Critical patent/JPS611252A/ja
Publication of JPS644424B2 publication Critical patent/JPS644424B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors
    • H02K41/035—DC motors; Unipolar motors
    • H02K41/0352—Unipolar motors
    • H02K41/0354—Lorentz force motors, e.g. voice coil motors
    • H02K41/0356—Lorentz force motors, e.g. voice coil motors moving along a straight path

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
JP12014784A 1984-06-12 1984-06-12 直動電機 Granted JPS611252A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12014784A JPS611252A (ja) 1984-06-12 1984-06-12 直動電機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12014784A JPS611252A (ja) 1984-06-12 1984-06-12 直動電機

Publications (2)

Publication Number Publication Date
JPS611252A true JPS611252A (ja) 1986-01-07
JPS644424B2 JPS644424B2 (enrdf_load_stackoverflow) 1989-01-25

Family

ID=14779124

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12014784A Granted JPS611252A (ja) 1984-06-12 1984-06-12 直動電機

Country Status (1)

Country Link
JP (1) JPS611252A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63178755A (ja) * 1987-01-16 1988-07-22 Hitachi Ltd アクセス駆動機構
JPS63198569A (ja) * 1987-02-09 1988-08-17 Seiko Epson Corp ヘツド送り機構

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7196297B2 (ja) * 2019-06-03 2022-12-26 株式会社トーエネック 巻線短絡診断装置および巻線短絡診断方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63178755A (ja) * 1987-01-16 1988-07-22 Hitachi Ltd アクセス駆動機構
JPS63198569A (ja) * 1987-02-09 1988-08-17 Seiko Epson Corp ヘツド送り機構

Also Published As

Publication number Publication date
JPS644424B2 (enrdf_load_stackoverflow) 1989-01-25

Similar Documents

Publication Publication Date Title
US4942562A (en) Pickup actuator for disk-type media
US4613962A (en) Tracking device with linear motor
EP0222916A1 (en) External magnetic field reversing apparatus for photomagnetic disks
US4678951A (en) Linear motor
US4573094A (en) Moving magnet disc drive actuator
JP2637415B2 (ja) 光磁気記録再生装置
EP0333601A2 (en) Objective lens support and positioning system
JP2523510B2 (ja) 磁気デイスク装置
US5563853A (en) Magneto-optical recording apparatus that compensates for magnetic fields leaking from an objective lens actuator and a linear motor
JPS611252A (ja) 直動電機
JPS6334467Y2 (enrdf_load_stackoverflow)
JPH01276478A (ja) 浮動ヘッド
JPH055831Y2 (enrdf_load_stackoverflow)
JPH0538444Y2 (enrdf_load_stackoverflow)
JP2787218B2 (ja) 光学式情報記録再生装置
JPS6139241A (ja) 対物レンズ駆動装置
JPS6356640B2 (enrdf_load_stackoverflow)
JP2001273656A (ja) 光ピックアップの対物レンズ駆動装置
JPS614457A (ja) リニアアクチユエ−タ−
JPS611251A (ja) リニア駆動装置
JPH08203105A (ja) 対物レンズ駆動装置
JPS6319946Y2 (enrdf_load_stackoverflow)
JPS61227692A (ja) リニアモ−タ装置
JPH0453190Y2 (enrdf_load_stackoverflow)
JP3105628B2 (ja) 光学式ピックアップのアクチュエータ