In-ear-canal audio receiver and stethoscope having the same

Details In-ear-canal audio receiver and stethoscope having the same In-ear-canal audio receiver and stethoscope having the same

A - Human Necessities

61

B

A61B 7/02 (2006.01) A61B 7/04 (2006.01) H04R 1/10 (2006.01) H04R 25/00 (2006.01)

Patent

CA 2257790

The present invention provides an in-ear-canal audio receiver (42) comprising an in-ear-canal adapter body (96) having a tapered ear plug portion (98) that is inserted into the user's ear canal. The adapter body (96) further has an opening (104) in the plug portion, an exterior annular indent (128), and an inner chamber (94) coupled to the opening of the plug portion. The inner chamber of the in-ear-canal adapter body holds a transducer assembly (92) comprising a transducer housing (54) and a transducer or speaker (56). The transducer (56) is positioned in a passage extending through the transducer housing. A torus-shaped cushion (106) is positioned in the annular indent of the in-ear-canal adapter body (96). The cushion provides comfort and establishes a good seal with the user's ear.

La présente invention concerne un récepteur audio (42) destiné à être placé dans le conduit auditif et comprenant un corps (96), lequel s'adapte audit conduit et présente une portion effilée (98) d'embout auriculaire qu'un utilisateur insère dans son oreille. Le corps (96) comporte également une ouverture (104) pratiquée dans sa portion d'embout, une encoche annulaire extérieure (128), ainsi qu'une chambre intérieure (94) couplée à l'ouverture de la portion d'embout. Cette chambre contient un ensemble transducteur (92) comprenant un boîtier (54) de transducteur ainsi qu'un transducteur ou haut-parleur (56). Le transducteur (56) est placé dans un passage s'étendant à travers le boîtier. Un coussinet (106) sous forme de tore est placé dans l'encoche annulaire dudit corps (96), afin d'apporter un certain confort à l'utilisateur et de permettre une bonne obturation du conduit auditif de celui-ci.

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