FR339472A - Dispositif destiné à ramener automatiquement dans leur position primitive la boite de résonance et son support dans les appareils à enregistrer ou à reproduire des sons
- Google Patents
Dispositif destiné à ramener automatiquement dans leur position primitive la boite de résonance et son support dans les appareils à enregistrer ou à reproduire des sons
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GRAMMOPHON ACTIENGESELLSCHAFT
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GRAMMOPHON ACTIENGESELLSCHAFT
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Application filed by GRAMMOPHON ACTIENGESELLSCHAFTfiledCriticalGRAMMOPHON ACTIENGESELLSCHAFT
Application grantedgrantedCritical
Publication of FR339472ApublicationCriticalpatent/FR339472A/fr
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
G11B3/095—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers for repeating a part of the record; for beginning or stopping at a desired point of the record
G11B3/0952—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers for repeating a part of the record; for beginning or stopping at a desired point of the record using automatic means
G11B3/0955—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers for repeating a part of the record; for beginning or stopping at a desired point of the record using automatic means using mechanical means for detecting the end of the recording
FR339472D1904-01-091904-01-09Dispositif destiné à ramener automatiquement dans leur position primitive la boite de résonance et son support dans les appareils à enregistrer ou à reproduire des sons
ExpiredFR339472A
(fr)
Dispositif destiné à ramener automatiquement dans leur position primitive la boite de résonance et son support dans les appareils à enregistrer ou à reproduire des sons
Dispositif destiné à ramener automatiquement dans leur position primitive la boite de résonance et son support dans les appareils à enregistrer ou à reproduire des sons
Phonographe avec dispositif permettant de s'en servir à l'etude des langues, de la prononciation des mots, de la musique et des sons en général