FR2413740A1 - Tourne-disques a inertie variable par huile - Google Patents

Tourne-disques a inertie variable par huile

Info

Publication number
FR2413740A1
FR2413740A1 FR7739782A FR7739782A FR2413740A1 FR 2413740 A1 FR2413740 A1 FR 2413740A1 FR 7739782 A FR7739782 A FR 7739782A FR 7739782 A FR7739782 A FR 7739782A FR 2413740 A1 FR2413740 A1 FR 2413740A1
Authority
FR
France
Prior art keywords
oil
rotational speed
filler hole
platter
record disc
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
FR7739782A
Other languages
English (en)
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.)
PASCOLINI JEAN CHARLES
Original Assignee
PASCOLINI JEAN CHARLES
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 PASCOLINI JEAN CHARLES filed Critical PASCOLINI JEAN CHARLES
Priority to FR7739782A priority Critical patent/FR2413740A1/fr
Publication of FR2413740A1 publication Critical patent/FR2413740A1/fr
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
    • G11B19/2009—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
    • G11B19/28—Speed controlling, regulating, or indicating

Landscapes

  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Abstract

L'INVENTION CONCERNE UN PERFECTIONNEMENT AUX TOURNE-DISQUES. LE TOURNE-DISQUES SELON L'INVENTION COMPORTE UN CONTREPLATEAU 130 ENTRAINE A ROTATION PAR UN MOTEUR 150 AU MOYEN D'UNE COURROIE 156 ENTRAINANT EGALEMENT UN AXE 154 LEQUEL, PAR L'INTERMEDIAIRE D'UNE COURROIE 158, ENTRAINE LE PLATEAU 100. LE CONTREPLATEAU 130 COMPORTE UNE QUANTITE D'HUILE 140 QUI, SOUS L'EFFET DE LA FORCE CENTRIFUGE, VIENT A LA PERIPHERIE DUDIT CONTREPLATEAU ET EN AUGMENTE L'INERTIE EN MARCHE NORMALE CE QUI CONTRIBUE A MAINTENIR CONSTANTE LA VITESSE DU PLATEAU PAR ACTION DIRECTE SUR L'AXE RELAIS 154. APPLICATION A LA FABRICATION DES TOURNE-DISQUES.
FR7739782A 1977-12-30 1977-12-30 Tourne-disques a inertie variable par huile Pending FR2413740A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7739782A FR2413740A1 (fr) 1977-12-30 1977-12-30 Tourne-disques a inertie variable par huile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7739782A FR2413740A1 (fr) 1977-12-30 1977-12-30 Tourne-disques a inertie variable par huile

Publications (1)

Publication Number Publication Date
FR2413740A1 true FR2413740A1 (fr) 1979-07-27

Family

ID=9199548

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7739782A Pending FR2413740A1 (fr) 1977-12-30 1977-12-30 Tourne-disques a inertie variable par huile

Country Status (1)

Country Link
FR (1) FR2413740A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0536699A2 (fr) * 1991-10-07 1993-04-14 Chuo Denki Co., Ltd. Lecteur de disque

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR699259A (fr) * 1929-07-23 1931-02-12 Perfectionnements dans les dispositifs pour la commande des disques de gramophones
FR708804A (fr) * 1930-01-03 1931-07-29 Aeg Dispositif pour la commande d'appareils ou dispositifs analogues comportant des films sonores ou des disques
FR842813A (fr) * 1937-08-31 1939-06-20 Electrical Res Prod Inc Dispositif amortisseur s'opposant aux variations de la vitesse d'un organe entraîné
GB965861A (en) * 1963-01-01 1964-08-06 Joseph Frederick Grado Record player turntable
FR2082543A5 (fr) * 1970-03-19 1971-12-10 Cemsa
US3744328A (en) * 1970-09-14 1973-07-10 N Righi Drive mechanism for portable record players

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR699259A (fr) * 1929-07-23 1931-02-12 Perfectionnements dans les dispositifs pour la commande des disques de gramophones
FR708804A (fr) * 1930-01-03 1931-07-29 Aeg Dispositif pour la commande d'appareils ou dispositifs analogues comportant des films sonores ou des disques
FR842813A (fr) * 1937-08-31 1939-06-20 Electrical Res Prod Inc Dispositif amortisseur s'opposant aux variations de la vitesse d'un organe entraîné
GB965861A (en) * 1963-01-01 1964-08-06 Joseph Frederick Grado Record player turntable
FR2082543A5 (fr) * 1970-03-19 1971-12-10 Cemsa
US3744328A (en) * 1970-09-14 1973-07-10 N Righi Drive mechanism for portable record players

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0536699A2 (fr) * 1991-10-07 1993-04-14 Chuo Denki Co., Ltd. Lecteur de disque
EP0536699A3 (en) * 1991-10-07 1993-06-09 Chuo Denki Co., Ltd. Disk playback apparatus

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