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1. WO1982001636 - ELECTROACOUSTIC CONVERTER

Publication Number WO/1982/001636
Publication Date 13.05.1982
International Application No. PCT/JP1981/000299
International Filing Date 27.10.1981
IPC
H04R 1/10 2006.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
1Details of transducers
10Earpieces; Attachments therefor
H04R 9/10 2006.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
9Transducers of moving-coil, moving-strip, or moving-wire type
10Telephone receivers
CPC
H04R 1/1016
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
1Details of transducers, ; loudspeakers or microphones
10Earpieces; Attachments therefor ; ; Earphones; Monophonic headphones
1016Earpieces of the intra-aural type
H04R 9/10
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
9Transducers of moving-coil, moving-strip, or moving-wire type
10Telephone receivers
Applicants
  • SONY CORPORATION [JP]/[JP] (AllExceptUS)
  • YOKOYAMA, Yoshihiro [JP]/[JP] (UsOnly)
  • WATANABE, Shingo [JP]/[JP] (UsOnly)
  • NAGENO, Koji [JP]/[JP] (UsOnly)
Inventors
  • YOKOYAMA, Yoshihiro
  • WATANABE, Shingo
  • NAGENO, Koji
Agents
  • ITO, Tei
Priority Data
55/15220631.10.1980JP
55/15220731.10.1980JP
Publication Language Japanese (JA)
Filing Language Japanese (JA)
Designated States
Title
(EN) ELECTROACOUSTIC CONVERTER
(FR) CONVERTISSEUR ELECTRO-ACOUSTIQUE
Abstract
(EN)
A compact electroacoustic converter to be used in the ear hole which prevents oppressive and inharmonious sensations to the auricle (A) when used and also prevents the deterioriation of the reproduced sound quality. To do this, this converter contains an electroacoustic converter contains an electroacoustic converting element, is formed in size which can be engaged with the recess (B) of the auricle (A), and comprises an outer housing (30) supported by at least two points of the auricle (A) when engaged with the recess (B) of the auricle (A), and a cord holder (50) extending from the housing (30) so as to contact the outer surface of the auricle (A) at a lower side position than the supporting points of the housing (30).
(FR)
Convertisseur électro-acoustique destiné à être placé dans le conduit auditif, ne provoquant de sensations gênantes dans le pavillon de l'oreille (A) lors de l'utilisation et empêchant toute déterioration de la qualité du son reproduit. Le convertisseur contient un élément de conversion électro-acoustique, possède une taille lui permettant de s'engager dans le recoin (B) du pavillon de l'oreille (A), et comprend un boîtier extérieur (30) soutenu par au moins deux points du pavillon de l'oreille (A) lorsqu'il se trouve engagé dans le recoin (B) du pavillon de l'oreille (A), ainsi qu'un support de câble (50) en saillie sur le boîtier (30) et touchant la surface extérieure du pavillon de l'oreille (A) à une position latérale inférieure à celle des points de support du boîtier (30).
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