FR1132576A - Dispositif d'exploration de disques phonographiques - Google Patents

Dispositif d'exploration de disques phonographiques

Info

Publication number
FR1132576A
FR1132576A FR1132576DA FR1132576A FR 1132576 A FR1132576 A FR 1132576A FR 1132576D A FR1132576D A FR 1132576DA FR 1132576 A FR1132576 A FR 1132576A
Authority
FR
France
Prior art keywords
scanning device
disc scanning
phonographic disc
phonographic
scanning
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
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.)
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
Application granted granted Critical
Publication of FR1132576A publication Critical patent/FR1132576A/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
    • 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
    • G11B3/08538—Driving the head the head being driven by the same means as the record can
    • G11B3/08541—Driving the head the head being driven by the same means as the record can for pivoting pick-up arms
    • G11B3/08545—Driving the head the head being driven by the same means as the record can for pivoting pick-up arms driven by cams
    • 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
    • G11B3/08509—Control of drive of the head for pivoting pick-up arms using mechanical detecting means
FR1132576D 1954-06-18 1955-06-18 Dispositif d'exploration de disques phonographiques Expired FR1132576A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL335151X 1954-06-18

Publications (1)

Publication Number Publication Date
FR1132576A true FR1132576A (fr) 1957-03-13

Family

ID=19784518

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1132576D Expired FR1132576A (fr) 1954-06-18 1955-06-18 Dispositif d'exploration de disques phonographiques

Country Status (6)

Country Link
BE (1) BE539113A (fr)
CH (1) CH335151A (fr)
DE (1) DE1013888B (fr)
FR (1) FR1132576A (fr)
GB (1) GB776707A (fr)
NL (1) NL97468C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1182869B (de) * 1959-02-09 1964-12-03 Hans Christian Hansen Steuereinrichtung zum selbsttaetigen Aufsetzen des Tonarmes bei einem Plattenspielgeraet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1182869B (de) * 1959-02-09 1964-12-03 Hans Christian Hansen Steuereinrichtung zum selbsttaetigen Aufsetzen des Tonarmes bei einem Plattenspielgeraet

Also Published As

Publication number Publication date
BE539113A (fr)
GB776707A (en) 1957-06-12
NL97468C (fr)
DE1013888B (de) 1957-08-14
CH335151A (de) 1958-12-31

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