ES469323A1 - Un tocadiscos perfeccionado - Google Patents

Un tocadiscos perfeccionado

Info

Publication number
ES469323A1
ES469323A1 ES469323A ES469323A ES469323A1 ES 469323 A1 ES469323 A1 ES 469323A1 ES 469323 A ES469323 A ES 469323A ES 469323 A ES469323 A ES 469323A ES 469323 A1 ES469323 A1 ES 469323A1
Authority
ES
Spain
Prior art keywords
turntable
pickup
arm
motor
pivoting
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.)
Expired
Application number
ES469323A
Other languages
English (en)
Spanish (es)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES469323A1 publication Critical patent/ES469323A1/es
Expired 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
    • G11B3/08503—Control of drive of the head
    • G11B3/08506—Control of drive of the head for pivoting pick-up arms
    • G11B3/08516—Control of drive of the head for pivoting pick-up arms using magnetic detecting means

Landscapes

  • Rotational Drive Of Disk (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Amplifiers (AREA)
ES469323A 1977-05-02 1978-04-29 Un tocadiscos perfeccionado Expired ES469323A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7713213A FR2389965B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-05-02 1977-05-02

Publications (1)

Publication Number Publication Date
ES469323A1 true ES469323A1 (es) 1979-01-16

Family

ID=9190198

Family Applications (1)

Application Number Title Priority Date Filing Date
ES469323A Expired ES469323A1 (es) 1977-05-02 1978-04-29 Un tocadiscos perfeccionado

Country Status (6)

Country Link
JP (1) JPS53150107U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2817311A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES469323A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2389965B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1589646A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1095263B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2108703A1 (en) * 1992-12-23 1994-06-24 David W. Richard Magnetic disk drive unit

Also Published As

Publication number Publication date
IT1095263B (it) 1985-08-10
IT7822861A0 (it) 1978-04-28
FR2389965B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-08-14
FR2389965A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-12-01
DE2817311A1 (de) 1978-11-16
GB1589646A (en) 1981-05-20
JPS53150107U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-11-27

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19851221