Earphone/microphone assembly

Details Earphone/microphone assembly Earphone/microphone assembly

1997-08-27

1998-11-03

Tran, Sinh

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Plural or compound reproducers

381384, 381375, H04R 2500

Patent

active

058320989

ABSTRACT:
An earphone/microphone assembly has a main body, an earphone/microphone union device, and a connection wire connected to the main body and the earphone/microphone union device. The main body has a base seat, a wire receiving disk disposed in the base seat, a plurality of annular bosses formed on the wire receiving disk, a reel disk disposed in the base seat to cover the wire receiving disk, a plurality of reeds disposed on a bottom of the reel disk, a center recess hole formed on the reel disk, a magnet disposed in the reel disk, an annular groove formed on the reel disk, and a hollow casing covering the base seat. The hollow casing has a through hole. A plug is disposed on the hollow casing. A lead wire surrounds the annular bosses. An end of the connection wire is connected to one of the reeds. The connection wire winds the annular groove.

REFERENCES:
patent: 4384688 (1983-05-01), Smith
patent: 5339461 (1994-08-01), Luplow
patent: 5422957 (1995-06-01), Cummins
patent: 5511120 (1996-04-01), Hirata et al.
patent: 5581821 (1996-12-01), Nakano
patent: 5684883 (1997-11-01), Chen
patent: 5724667 (1998-03-01), Furuno

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