JPS6252387B2 - - Google Patents

Info

Publication number
JPS6252387B2
JPS6252387B2 JP9358681A JP9358681A JPS6252387B2 JP S6252387 B2 JPS6252387 B2 JP S6252387B2 JP 9358681 A JP9358681 A JP 9358681A JP 9358681 A JP9358681 A JP 9358681A JP S6252387 B2 JPS6252387 B2 JP S6252387B2
Authority
JP
Japan
Prior art keywords
bearing
master
support structure
glass master
disk
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
Application number
JP9358681A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57208667A (en
Inventor
Takashi Ichanagi
Kyokazu Imanishi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP56093586A priority Critical patent/JPS57208667A/ja
Publication of JPS57208667A publication Critical patent/JPS57208667A/ja
Publication of JPS6252387B2 publication Critical patent/JPS6252387B2/ja
Granted 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
    • G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
    • G11B19/2027—Turntables or rotors incorporating balancing means; Means for detecting imbalance
    • 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
    • G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Rotational Drive Of Disk (AREA)
JP56093586A 1981-06-16 1981-06-16 Producing device of disk recording original board Granted JPS57208667A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56093586A JPS57208667A (en) 1981-06-16 1981-06-16 Producing device of disk recording original board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56093586A JPS57208667A (en) 1981-06-16 1981-06-16 Producing device of disk recording original board

Publications (2)

Publication Number Publication Date
JPS57208667A JPS57208667A (en) 1982-12-21
JPS6252387B2 true JPS6252387B2 (enExample) 1987-11-05

Family

ID=14086382

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56093586A Granted JPS57208667A (en) 1981-06-16 1981-06-16 Producing device of disk recording original board

Country Status (1)

Country Link
JP (1) JPS57208667A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0628466U (ja) * 1992-09-18 1994-04-15 大日本スクリーン製造株式会社 管継手

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0628466U (ja) * 1992-09-18 1994-04-15 大日本スクリーン製造株式会社 管継手

Also Published As

Publication number Publication date
JPS57208667A (en) 1982-12-21

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