FR1024341A - Appareil enregistreur ou reproducteur des sons - Google Patents

Appareil enregistreur ou reproducteur des sons

Info

Publication number
FR1024341A
FR1024341A FR1024341DA FR1024341A FR 1024341 A FR1024341 A FR 1024341A FR 1024341D A FR1024341D A FR 1024341DA FR 1024341 A FR1024341 A FR 1024341A
Authority
FR
France
Prior art keywords
reproducing device
sound recording
sound
recording
reproducing
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.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries Ltd
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 EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR1024341A publication Critical patent/FR1024341A/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
    • G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
    • G11B17/32—Maintaining desired spacing between record carrier and head, e.g. by fluid-dynamic spacing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/16—Supporting the heads; Supporting the sockets for plug-in heads
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
    • G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
FR1024341D 1949-09-12 1950-09-06 Appareil enregistreur ou reproducteur des sons Expired FR1024341A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2351649A GB702662A (en) 1949-09-12 1949-09-12 Improvements in or relating to magnetic sound recording or reproducing apparatus

Publications (1)

Publication Number Publication Date
FR1024341A true FR1024341A (fr) 1953-03-31

Family

ID=10196890

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1024341D Expired FR1024341A (fr) 1949-09-12 1950-09-06 Appareil enregistreur ou reproducteur des sons

Country Status (3)

Country Link
DE (1) DE832073C (fr)
FR (1) FR1024341A (fr)
GB (1) GB702662A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3060940A (en) * 1959-10-19 1962-10-30 Riken Kogaku Kogyo Kabushiki K Device for preparing magnetic record matrix plates in magnetic recording machines ofspiral track type

Also Published As

Publication number Publication date
GB702662A (en) 1954-01-20
DE832073C (de) 1952-02-21

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