FR2441898A1 - Dispositif d'entrainement d'un bras de lecture - Google Patents

Dispositif d'entrainement d'un bras de lecture

Info

Publication number
FR2441898A1
FR2441898A1 FR7928245A FR7928245A FR2441898A1 FR 2441898 A1 FR2441898 A1 FR 2441898A1 FR 7928245 A FR7928245 A FR 7928245A FR 7928245 A FR7928245 A FR 7928245A FR 2441898 A1 FR2441898 A1 FR 2441898A1
Authority
FR
France
Prior art keywords
arm
driving
reading arm
reading
vertical
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
FR7928245A
Other languages
English (en)
Other versions
FR2441898B1 (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 FR2441898A1 publication Critical patent/FR2441898A1/fr
Application granted granted Critical
Publication of FR2441898B1 publication Critical patent/FR2441898B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/02—Arrangements of heads
    • G11B3/08—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers
    • G11B3/085—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers using automatic means
    • G11B3/08535—Driving the head
    • G11B3/08564—Driving the head the head being driven by means independent of the record carrier driving means
    • G11B3/08567—Driving the head the head being driven by means independent of the record carrier driving means for pivoting pick-up arms
    • G11B3/0857—Driving the head the head being driven by means independent of the record carrier driving means for pivoting pick-up arms driven by means which support the pick-up arm

Landscapes

  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Automatic Disk Changers (AREA)
  • Moving Of Heads (AREA)

Abstract

A.DISPOSITIF D'ENTRAINEMENT D'UN BRAS DE LECTURE. B.DISPOSITIF COMPORTANT UN MOYEN D'ENTRAINEMENT ELECTROMAGNETIQUE DU BRAS DANS LE SENS DU PIVOTEMENT HORIZONTAL ET D'UN MOUVEMENT DE TRANSLATION VERTICALE, UN MOYEN DE RAPPEL TENDANT A SOULEVER LE BRAS EN L'ABSENCE DE COMMANDE DU MOYEN D'ENTRAINEMENT VERTICAL. C.L'INVENTION S'APPLIQUE AUX PLATINES DE LECTURE DE DISQUES.
FR7928245A 1978-11-15 1979-11-15 Dispositif d'entrainement d'un bras de lecture Granted FR2441898A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14067278A JPS5567971A (en) 1978-11-15 1978-11-15 Arm driver of player

Publications (2)

Publication Number Publication Date
FR2441898A1 true FR2441898A1 (fr) 1980-06-13
FR2441898B1 FR2441898B1 (fr) 1985-01-04

Family

ID=15274067

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7928245A Granted FR2441898A1 (fr) 1978-11-15 1979-11-15 Dispositif d'entrainement d'un bras de lecture

Country Status (8)

Country Link
US (1) US4310918A (fr)
JP (1) JPS5567971A (fr)
AT (1) AT372533B (fr)
CA (1) CA1117436A (fr)
DE (1) DE2945373A1 (fr)
FR (1) FR2441898A1 (fr)
GB (1) GB2036411B (fr)
NL (1) NL7908297A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8103960A (nl) * 1981-08-26 1983-03-16 Philips Nv Zwenkarminrichting voor een optische aftasteenheid.
JPS58122658A (ja) * 1982-01-18 1983-07-21 Pioneer Electronic Corp ピツクアツプア−ムの駆動方法
JPS6163902A (ja) * 1984-09-06 1986-04-02 Matsushita Electric Ind Co Ltd ア−ム駆動装置
JPH0714268B2 (ja) * 1985-12-16 1995-02-15 ソニー株式会社 カメラ用モ−タ
JPS62193546A (ja) * 1986-02-20 1987-08-25 Fujitsu Ltd エンコ−ダモ−タ
JPS62193545A (ja) * 1986-02-20 1987-08-25 Fujitsu Ltd 揺動型のム−ビングコイル型モ−タ
US4731770A (en) * 1986-03-03 1988-03-15 Polaroid Corporation Method and apparatus for controlling transducer
ES2025060B3 (es) * 1986-12-30 1992-03-16 Ibm Deutschland Brazo de acceso giratorio para discos opticos
DE19653396B4 (de) * 1996-12-20 2005-10-06 Wabco Gmbh & Co.Ohg Einrichtung mit einem Ventil und einem Wegsensor
US7382713B2 (en) * 2005-03-11 2008-06-03 Graham Robert J Method and apparatus for tone arm magnetic stabilization and damping system

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1394736A (fr) * 1963-07-30 1965-04-09 Decca Ltd Dispositif de bras porte-transducteurs pour phonographes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1456042A (en) * 1973-08-21 1976-11-17 Plessey Co Ltd Record players
GB1509923A (en) * 1974-04-30 1978-05-04 Strathearn Audio Ltd Pivoted gramophone pick-up arm control arrangements
SU570106A1 (ru) * 1975-06-27 1977-08-25 Предприятие П/Я В-2962 Устройство дл управлени тонармом
SU585521A1 (ru) * 1976-05-19 1977-12-25 Ереванский политехнический институт Устройство дл установки головки звукоснимател
DE2642726C2 (de) * 1976-09-23 1982-05-27 Braun Ag, 6000 Frankfurt Schaltungsanordnung zum automatischen Steuern der Bewegung eines Tonarms und eines Plattentellerantriebs
US4143879A (en) * 1976-10-11 1979-03-13 Plessey Handel Und Investments Ag Disc-record players
JPS54131902A (en) * 1978-04-03 1979-10-13 Sony Corp Record player

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1394736A (fr) * 1963-07-30 1965-04-09 Decca Ltd Dispositif de bras porte-transducteurs pour phonographes

Also Published As

Publication number Publication date
AT372533B (de) 1983-10-25
GB2036411B (en) 1982-12-01
DE2945373A1 (de) 1980-05-29
GB2036411A (en) 1980-06-25
NL7908297A (nl) 1980-05-19
JPS5567971A (en) 1980-05-22
US4310918A (en) 1982-01-12
JPS6122363B2 (fr) 1986-05-31
CA1117436A (fr) 1982-02-02
FR2441898B1 (fr) 1985-01-04
ATA768079A (de) 1983-02-15

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Legal Events

Date Code Title Description
ST Notification of lapse