FR2402269A1 - Procede de reglage de la force d'application du bras de lecture d'un phonographe - Google Patents

Procede de reglage de la force d'application du bras de lecture d'un phonographe

Info

Publication number
FR2402269A1
FR2402269A1 FR7825042A FR7825042A FR2402269A1 FR 2402269 A1 FR2402269 A1 FR 2402269A1 FR 7825042 A FR7825042 A FR 7825042A FR 7825042 A FR7825042 A FR 7825042A FR 2402269 A1 FR2402269 A1 FR 2402269A1
Authority
FR
France
Prior art keywords
application force
phonograph
adjusting
reading arm
arm
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
FR7825042A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2402269A1 publication Critical patent/FR2402269A1/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
    • 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
    • G11B3/10—Arranging, supporting, or driving of heads or of transducers relatively to record carriers
    • G11B3/12—Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse
    • G11B3/125—Supporting in balanced, counterbalanced or loaded operative position during transducing, e.g. loading in direction of traverse by using electric or magnetic means

Landscapes

  • Moving Of Heads (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)

Abstract

Lecteurs de disques. Les forces magnétiques agissant sur le bras de lecture dans un plan tangentiel au sillon d'un disque et perpendiculaire à la surface de ce dernier sont influencées et dosées électromagnétiquement. Réglage de la force d'application d'une tête de lecture.
FR7825042A 1977-09-05 1978-08-30 Procede de reglage de la force d'application du bras de lecture d'un phonographe Pending FR2402269A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1077077 1977-09-05

Publications (1)

Publication Number Publication Date
FR2402269A1 true FR2402269A1 (fr) 1979-03-30

Family

ID=4366675

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7825042A Pending FR2402269A1 (fr) 1977-09-05 1978-08-30 Procede de reglage de la force d'application du bras de lecture d'un phonographe

Country Status (4)

Country Link
US (1) US4170362A (fr)
DE (1) DE2837686C3 (fr)
FR (1) FR2402269A1 (fr)
GB (1) GB2004111B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2853928C3 (de) * 1978-12-14 1981-10-22 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Abtaster zur mechanischen Abtastung eines Aufzeichnungsträgers, insbesondere einer Platte
GB2229848A (en) * 1989-03-29 1990-10-03 Ho Wan Lan Tone arm
GB2260639B (en) * 1991-10-17 1995-07-26 John Ulrich Auer A transcription turntable
JP2663848B2 (ja) * 1993-11-10 1997-10-15 ティアック株式会社 磁気ヘッドロード・アンロード駆動装置
US6046889A (en) * 1998-09-24 2000-04-04 Western Digital Corporation Disk drive having a pivot assembly which defines a knife edge facing in a direction perpendicular to the longitudinal axis of an actuator arm
US7382713B2 (en) * 2005-03-11 2008-06-03 Graham Robert J Method and apparatus for tone arm magnetic stabilization and damping system
US20110080674A1 (en) * 2009-10-02 2011-04-07 Joel Durand Magnetic azimuth adjustment for tonearm

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3503615A (en) * 1966-01-19 1970-03-31 Nippon Columbia Record player
US3623734A (en) * 1968-09-21 1971-11-30 Matsushita Electric Ind Co Ltd Pick-up device for record players
US3901516A (en) * 1971-05-29 1975-08-26 Nippon Musical Instruments Mfg Apparatus for preventing oblique movement of a pickup for a record player during its ascending or descending movement
FR2269770A1 (fr) * 1974-04-30 1975-11-28 Strathearn Audio Ltd
FR2304977A1 (fr) * 1975-03-20 1976-10-15 Matsushita Electric Ind Co Ltd Bras de lecture pour tourne-disque
FR2352365A1 (fr) * 1976-05-17 1977-12-16 Gorodetzky Philippe Appareil pour la lecture d'un disque de reproduction sonore
US4102536A (en) * 1975-04-21 1978-07-25 Minnesota Mining And Manufacturing Company Phonograph pickup device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1181361A (en) * 1965-11-30 1970-02-18 Derek James Calvert Beck Improvements in or relating to pick-up arms for disc recordings
US3479038A (en) * 1967-10-04 1969-11-18 Ira Leonard Eisner Radial phonograph pickup arm and turntable combination using air bearings
US3779563A (en) * 1972-05-24 1973-12-18 K Irisawa Device for counteracting inside force of pickup arm of record player
NL7306305A (fr) * 1973-05-05 1974-11-07
US4065188A (en) * 1975-02-10 1977-12-27 Strathearn Audio Limited Linear bearing for parallel tracking arm

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3503615A (en) * 1966-01-19 1970-03-31 Nippon Columbia Record player
US3623734A (en) * 1968-09-21 1971-11-30 Matsushita Electric Ind Co Ltd Pick-up device for record players
US3901516A (en) * 1971-05-29 1975-08-26 Nippon Musical Instruments Mfg Apparatus for preventing oblique movement of a pickup for a record player during its ascending or descending movement
FR2269770A1 (fr) * 1974-04-30 1975-11-28 Strathearn Audio Ltd
FR2304977A1 (fr) * 1975-03-20 1976-10-15 Matsushita Electric Ind Co Ltd Bras de lecture pour tourne-disque
US4102536A (en) * 1975-04-21 1978-07-25 Minnesota Mining And Manufacturing Company Phonograph pickup device
FR2352365A1 (fr) * 1976-05-17 1977-12-16 Gorodetzky Philippe Appareil pour la lecture d'un disque de reproduction sonore

Also Published As

Publication number Publication date
US4170362A (en) 1979-10-09
DE2837686A1 (de) 1979-03-15
GB2004111B (en) 1982-05-26
DE2837686B2 (de) 1980-11-06
GB2004111A (en) 1979-03-21
DE2837686C3 (de) 1981-09-03

Similar Documents

Publication Publication Date Title
MY110817A (en) Slider air bearing surface with angled rail configuration.
GB2334810A (en) Leading edge slider microactuator
ES511506A0 (es) "un aparato para grabar y leer pistas de informacion en una superficie con informacion de un portador de registro".
CA2055060A1 (fr) Actionneur rotatif pour lecteurs de disque
ATE30803T1 (de) Flexible magnetscheiben.
FR2575577B1 (fr) Transducteur magnetique d'ecriture/lecture pour enregistrement perpendiculaire
FR2402269A1 (fr) Procede de reglage de la force d'application du bras de lecture d'un phonographe
TW357337B (en) Mechanical device enclosure for high-performance tape drive
EP0376818A3 (fr) Appareil pour l'enregistrement magnéto-optique sur disque
IT1182420B (it) Apparecchiatura per registrare e leggere informazioni su un disco magnetico
KR860005345A (ko) 자기디스크 기록재생장치
FR2414772A1 (fr) Transducteur electromagnetique pour dispositif d'enregistrement et de reproduction sur bande
FR2571575B1 (fr) Appareil pour l'enregistrement et la lecture d'information sur une bande magnetique
FR2420812A1 (fr) Mecanisme d'entrainement de disquette
US4586098A (en) Adjustable mounting arrangement for magnetic head
FR2506486A1 (fr) Dispositif a bras de support pour dispositif de memoire a disque magnetique
EP0100284A3 (fr) Elément de support piézoélectrique
EP0285452A3 (fr) Appareil à disque magnétique utilisant un servo tant d'une surface servo que d'une surface d'information
KR880011787A (ko) 자기기록 재생장치
ATE107790T1 (de) Magneto-optisches aufnahme- und/oder wiedergabegerät.
KR860004073U (ko) 회전 실린더식 자기기록 재생 장치의 헤드높이 조정구조
FR2534726B1 (fr) Dispositif d'entrainement d'un support d'enregistrement notamment applicable a un lecteur de disque optique compact
SU1337917A1 (ru) Узел блока магнитных головок
JPS5792470A (en) Magnetic disk device
ES2000658A6 (es) Prodedimiento y dispositivo para el registro se una senal de informacion, en especial sobre un soporte metalico de grabacion en forma de disco