FR2404274A1 - Lecteur de disque - Google Patents

Lecteur de disque

Info

Publication number
FR2404274A1
FR2404274A1 FR7827213A FR7827213A FR2404274A1 FR 2404274 A1 FR2404274 A1 FR 2404274A1 FR 7827213 A FR7827213 A FR 7827213A FR 7827213 A FR7827213 A FR 7827213A FR 2404274 A1 FR2404274 A1 FR 2404274A1
Authority
FR
France
Prior art keywords
rotor
disk reader
magnetic field
plate
frame
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
FR7827213A
Other languages
English (en)
Other versions
FR2404274B1 (fr
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of FR2404274A1 publication Critical patent/FR2404274A1/fr
Application granted granted Critical
Publication of FR2404274B1 publication Critical patent/FR2404274B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/12—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules
    • G11B33/121—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules the apparatus comprising a single recording/reproducing device
    • 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
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/022—Control panels
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
    • H02K29/08—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using magnetic effect devices, e.g. Hall-plates, magneto-resistors
    • 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
    • H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Rotational Drive Of Disk (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Brushless Motors (AREA)
  • Dc Machiner (AREA)

Abstract

a. Lecteur de disque phonographique comportant un châssis portant un plateau rotatif. b. Lecteur caractérisé en ce que le rotor du moteur d'entraînement du plateau est monté sur le plateau pour engendrer un champ magnétique et le stator est fixé au châssis pour coopérer avec le champ magnétique du rotor et exercer sur celui-ci un couple entraînant la rotation du plateau.
FR7827213A 1977-09-22 1978-09-22 Lecteur de disque Expired FR2404274B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977127763U JPS5926789Y2 (ja) 1977-09-22 1977-09-22 レコ−ドプレ−ヤ

Publications (2)

Publication Number Publication Date
FR2404274A1 true FR2404274A1 (fr) 1979-04-20
FR2404274B1 FR2404274B1 (fr) 1985-08-09

Family

ID=14968081

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7827213A Expired FR2404274B1 (fr) 1977-09-22 1978-09-22 Lecteur de disque

Country Status (9)

Country Link
US (1) US4194743A (fr)
JP (1) JPS5926789Y2 (fr)
AT (1) AT365797B (fr)
AU (1) AU517090B2 (fr)
CA (1) CA1100885A (fr)
DE (1) DE2841137A1 (fr)
FR (1) FR2404274B1 (fr)
GB (1) GB2005926B (fr)
NL (1) NL7809615A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2479525A1 (fr) * 1980-03-27 1981-10-02 Sony Corp Assemblage a disque optique et mecanisme d'entrainement d'un tel disque

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2466075A1 (fr) * 1979-09-21 1981-03-27 Philips Ind Commerciale Tourne-disque a plateau directement entraine par son moteur
USRE37058E1 (en) 1980-05-10 2001-02-20 Papst Licensing Gmbh & Co. Kg Disk storage device having contamination seals
USRE38601E1 (en) 1980-05-10 2004-09-28 Papst Licensing, GmbH & Co. KG Disk storage device having a radial magnetic yoke feature
USRE38662E1 (en) 1980-05-10 2004-11-30 Papst Licensing Gmbh & Co. Kg Disk storage device having a sealed bearing tube
USRE38673E1 (en) 1980-05-10 2004-12-21 Papst Licensing Gmbh & Co. Kg Disk storage device having a hub sealing member feature
DE3042497A1 (de) * 1980-11-11 1982-07-29 Magnet Bahn Gmbh Elektrischer antrieb oder generator
USRE38772E1 (en) 1981-03-18 2005-08-09 Papst Licensing Gmbh & Co. Kg Disk storage device having an undercut hub member
US4417332A (en) * 1981-06-15 1983-11-22 Rca Corporation Turntable speed control
JPS5814386A (ja) * 1981-07-20 1983-01-27 Toshiba Corp デジタルデイスクプレ−ヤ装置
US4499573A (en) * 1981-07-20 1985-02-12 Tokyo Shibaura Denki Kabushiki Kaisha Disc rotating apparatus
JPS5860215A (ja) * 1981-10-06 1983-04-09 Hitachi Ltd 位置検出付エンコ−ダ
US4491769A (en) * 1982-05-24 1985-01-01 Heidelberg Goetz Rotary electric machine
NL8401519A (nl) * 1984-05-11 1985-12-02 Philips Nv Electrische motor.
US4866321A (en) * 1985-03-26 1989-09-12 William C. Lamb Brushless electrical machine for use as motor or generator
NL8502872A (nl) * 1985-10-22 1987-05-18 Philips Nv Electro-magnetische aandrijfeenheid met zwenkbaar anker.
US4883982A (en) * 1988-06-02 1989-11-28 General Electric Company Electronically commutated motor, blower integral therewith, and stationary and rotatable assemblies therefor
US4916345A (en) * 1988-09-02 1990-04-10 Chrysler Motors Corporation Flat stator winding for alternator starter
US5117414A (en) * 1988-09-19 1992-05-26 Hewlett-Packard Company Drive motor and spindle assembly for an optical disk drive
DE3933868B4 (de) * 1989-10-11 2004-07-01 Robert Bosch Gmbh Gebläse mit einem elektronisch kommutierten Antriebsmotor
SE9200956D0 (sv) * 1992-03-27 1992-03-27 Peter Forsell Anordning foer drivning av skivspelare med svaenghjul enligt luftlagringsprincipen med hoeg rotationshastighet samt massa (gyro)
KR950000566Y1 (ko) * 1992-11-30 1995-02-04 배순훈 미니 디스크 플레이어의 턴테이블
EP0766370B1 (fr) * 1995-09-29 2000-03-15 PAPST-MOTOREN GmbH & Co. KG Moteur à rotor extérieur commuté électroniquement
US5818133A (en) * 1996-04-19 1998-10-06 Siemens Canada Ltd. Brushless motor with tubular bearing support
GB2339627A (en) * 1998-07-16 2000-02-02 Ya Horng Electronic Co Ltd A record player driving device
IT1304700B1 (it) * 1998-12-23 2001-03-28 Antas S P A Apparecchiatura per la lavorazione del vetro con sistema a giostraperfezionato e suo metodo di controllo
US10224069B1 (en) * 2017-06-02 2019-03-05 Nat Williams Phonograph record turntable stabilizing assemblies and methods
JP6501130B2 (ja) * 2017-07-10 2019-04-17 ティアック株式会社 レコードプレーヤ
JP2020089036A (ja) * 2018-11-22 2020-06-04 ヤマハ株式会社 音響機器
JP7224462B2 (ja) * 2019-05-31 2023-02-17 ＡｌｐｈａＴｈｅｔａ株式会社 検出装置及び再生制御システム

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1480553A (en) * 1922-07-03 1924-01-15 Azor Motor Mfg Company Phonograph motor
DE534319C (de) * 1924-12-16 1931-09-24 Eduard Uller Elektrischer Stromerzeuger
GB366943A (en) * 1930-11-04 1932-02-04 Henry James Heasman Improvements in or relating to electric gramophone motors
GB393617A (en) * 1930-12-08 1933-06-07 Gen Electric Improvements in and relating to electric motors
US2242518A (en) * 1940-01-02 1941-05-20 Regan Day Inc Turntable drive
US3253169A (en) * 1963-02-20 1966-05-24 Cons Electronics Ind Synchronous motors
FR2013124A1 (fr) * 1968-07-17 1970-03-27 Matsushita Electric Ind Co Ltd
DE2039428A1 (de) * 1970-08-07 1972-02-17 Dunkermotoren Praez Skleinstmo Langsamlaufender Gleichstrommotor in Flachbauweise
FR2149610A5 (fr) * 1971-08-13 1973-03-30 Poubeau Pierre
FR2181004A1 (fr) * 1972-04-20 1973-11-30 Mettoy Co Ltd
DE2345150A1 (de) * 1973-09-07 1975-03-20 Papst Motoren Kg Elektromotor
DE2526256A1 (de) * 1974-06-14 1976-01-02 Tokyo Shibaura Electric Co Mit einem sich drehenden teil, insbesondere mit einem plattenteller, einer bandspule o.dgl., versehenes geraet

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1915090A (en) * 1930-07-30 1933-06-20 Hammond Clock Company Synchronous motor
US3218081A (en) * 1960-05-26 1965-11-16 Gentilini Augusto Portable lightweight record-player
US3244423A (en) * 1963-10-30 1966-04-05 Vm Corp Retractable tone arm support post for compact record changer
US3872334A (en) * 1972-04-14 1975-03-18 Robert J Loubier Integral rotor and gear assembly
US3786288A (en) * 1973-02-12 1974-01-15 C Joannou Phonograph record player turntable and motor assembly
JPS5931303B2 (ja) * 1976-02-27 1984-08-01 ソニー株式会社 無接点モ−タ
US4131828A (en) * 1976-12-14 1978-12-26 Sanyo Electric Co., Ltd. Apparatus for rotatively driving a turn table

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1480553A (en) * 1922-07-03 1924-01-15 Azor Motor Mfg Company Phonograph motor
DE534319C (de) * 1924-12-16 1931-09-24 Eduard Uller Elektrischer Stromerzeuger
GB366943A (en) * 1930-11-04 1932-02-04 Henry James Heasman Improvements in or relating to electric gramophone motors
GB393617A (en) * 1930-12-08 1933-06-07 Gen Electric Improvements in and relating to electric motors
US2242518A (en) * 1940-01-02 1941-05-20 Regan Day Inc Turntable drive
US3253169A (en) * 1963-02-20 1966-05-24 Cons Electronics Ind Synchronous motors
FR2013124A1 (fr) * 1968-07-17 1970-03-27 Matsushita Electric Ind Co Ltd
DE2039428A1 (de) * 1970-08-07 1972-02-17 Dunkermotoren Praez Skleinstmo Langsamlaufender Gleichstrommotor in Flachbauweise
FR2149610A5 (fr) * 1971-08-13 1973-03-30 Poubeau Pierre
FR2181004A1 (fr) * 1972-04-20 1973-11-30 Mettoy Co Ltd
DE2345150A1 (de) * 1973-09-07 1975-03-20 Papst Motoren Kg Elektromotor
DE2526256A1 (de) * 1974-06-14 1976-01-02 Tokyo Shibaura Electric Co Mit einem sich drehenden teil, insbesondere mit einem plattenteller, einer bandspule o.dgl., versehenes geraet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2479525A1 (fr) * 1980-03-27 1981-10-02 Sony Corp Assemblage a disque optique et mecanisme d'entrainement d'un tel disque

Also Published As

Publication number Publication date
FR2404274B1 (fr) 1985-08-09
JPS5926789Y2 (ja) 1984-08-03
JPS5454308U (fr) 1979-04-14
DE2841137A1 (de) 1979-04-05
GB2005926A (en) 1979-04-25
AT365797B (de) 1982-02-10
CA1100885A (fr) 1981-05-12
AU517090B2 (en) 1981-07-09
ATA686178A (de) 1981-06-15
AU3990778A (en) 1980-03-20
GB2005926B (en) 1982-03-31
US4194743A (en) 1980-03-25
NL7809615A (nl) 1979-03-26

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Legal Events

Date Code Title Description
ST Notification of lapse