ID24305A - PLATE DEVICE - Google Patents

PLATE DEVICE

Info

Publication number
ID24305A
ID24305A IDW20000204A ID20000204A ID24305A ID 24305 A ID24305 A ID 24305A ID W20000204 A IDW20000204 A ID W20000204A ID 20000204 A ID20000204 A ID 20000204A ID 24305 A ID24305 A ID 24305A
Authority
ID
Indonesia
Prior art keywords
plate device
plate
Prior art date
Application number
IDW20000204A
Other languages
Indonesian (id)
Inventor
Masaaki Kikugawa
Katsunori Eguchi
Original Assignee
Matsushita Electric Ind 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 Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of ID24305A publication Critical patent/ID24305A/en

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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/32—Correcting- or balancing-weights or equivalent means for balancing rotating bodies, e.g. vehicle wheels
    • F16F15/36—Correcting- or balancing-weights or equivalent means for balancing rotating bodies, e.g. vehicle wheels operating automatically, i.e. where, for a given amount of unbalance, there is movement of masses until balance is achieved
    • F16F15/363—Correcting- or balancing-weights or equivalent means for balancing rotating bodies, e.g. vehicle wheels operating automatically, i.e. where, for a given amount of unbalance, there is movement of masses until balance is achieved using rolling bodies, e.g. balls free to move in a circumferential direction
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/02—Details
    • G11B17/022—Positioning or locking of single discs
    • G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
    • G11B17/0284—Positioning or locking of single discs of discs rotating during transducing operation by clampers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/04—Balancing means
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Rotational Drive Of Disk (AREA)
IDW20000204A 1998-07-17 1999-07-07 PLATE DEVICE ID24305A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10203835A JP2000040280A (en) 1998-07-17 1998-07-17 Disk device

Publications (1)

Publication Number Publication Date
ID24305A true ID24305A (en) 2000-07-13

Family

ID=16480501

Family Applications (1)

Application Number Title Priority Date Filing Date
IDW20000204A ID24305A (en) 1998-07-17 1999-07-07 PLATE DEVICE

Country Status (6)

Country Link
JP (1) JP2000040280A (en)
KR (1) KR20010023979A (en)
CN (1) CN1273667A (en)
ID (1) ID24305A (en)
TW (1) TW436780B (en)
WO (1) WO2000004541A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001256717A (en) 2000-03-14 2001-09-21 Matsushita Electric Ind Co Ltd Disk device
JP4455542B2 (en) * 2006-06-20 2010-04-21 日本電産株式会社 Brushless motor provided with chucking device, and disk drive device provided with this brushless motor
JP4360394B2 (en) * 2006-10-24 2009-11-11 ソニー株式会社 Automatic balancing device, rotating device, disk drive device, balancer
KR101070928B1 (en) * 2009-08-24 2011-10-06 엘지이노텍 주식회사 Spindle motor including a ball balancer
KR101326322B1 (en) * 2012-05-29 2013-11-11 엘지이노텍 주식회사 Spindle motor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2824250B2 (en) * 1996-07-19 1998-11-11 松下電器産業株式会社 Disk drive
KR100571030B1 (en) * 1996-09-17 2006-09-28 가부시끼가이샤 히다치 세이사꾸쇼 Disk device
DE69728103T2 (en) * 1996-10-09 2004-09-16 Samsung Electronics Co., Ltd., Suwon Self-compensating dynamic balancing device for record players
DE19806898A1 (en) * 1998-02-19 1999-08-26 Thomson Brandt Gmbh Device for reading and / or writing disc-shaped recording media

Also Published As

Publication number Publication date
KR20010023979A (en) 2001-03-26
WO2000004541A1 (en) 2000-01-27
JP2000040280A (en) 2000-02-08
TW436780B (en) 2001-05-28
CN1273667A (en) 2000-11-15

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