JPS547905A - Turntable driving mechanism - Google Patents

Turntable driving mechanism

Info

Publication number
JPS547905A
JPS547905A JP7299977A JP7299977A JPS547905A JP S547905 A JPS547905 A JP S547905A JP 7299977 A JP7299977 A JP 7299977A JP 7299977 A JP7299977 A JP 7299977A JP S547905 A JPS547905 A JP S547905A
Authority
JP
Japan
Prior art keywords
driving mechanism
turntable driving
rotor
perevent
composing
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
JP7299977A
Other languages
Japanese (ja)
Inventor
Shigeru Tanaka
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP7299977A priority Critical patent/JPS547905A/en
Publication of JPS547905A publication Critical patent/JPS547905A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/28—Speed controlling, regulating, or indicating

Landscapes

  • Rotational Drive Of Disk (AREA)

Abstract

PURPOSE:To improve the acoustic characteristics with the use of a simple construction by composing the current to be fed to an electromagnet for floating a rotor so that the suction of the coil of an armature is controlled to perevent the rotor from being offset.
JP7299977A 1977-06-20 1977-06-20 Turntable driving mechanism Pending JPS547905A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7299977A JPS547905A (en) 1977-06-20 1977-06-20 Turntable driving mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7299977A JPS547905A (en) 1977-06-20 1977-06-20 Turntable driving mechanism

Publications (1)

Publication Number Publication Date
JPS547905A true JPS547905A (en) 1979-01-20

Family

ID=13505612

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7299977A Pending JPS547905A (en) 1977-06-20 1977-06-20 Turntable driving mechanism

Country Status (1)

Country Link
JP (1) JPS547905A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62198283U (en) * 1986-06-04 1987-12-17

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62198283U (en) * 1986-06-04 1987-12-17

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