Speaker voice coil construction

Details Speaker voice coil construction Speaker voice coil construction

1976-12-06

1978-05-09

Stellar, George G.

H04R 904

Patent

active

040888479

ABSTRACT:
A speaker comprising a voice coil assembly including a coil formed by pressure-winding an insulation-covered wire on a portion of the outer periphery of a coil bobbin disposed in the gap of a magnetic field, the beginning and the end of the coil being fixed to the coil bobbin by bonding material or adhesive tape, and a diaphragm coupled to the voice coil assembly, whereby the efficiency and performance of the speaker is enhanced.

REFERENCES:
patent: 1935404 (1933-11-01), Leopold
patent: 1956826 (1934-05-01), Engholm
patent: 1991221 (1935-02-01), Kingsford
patent: 2007484 (1935-07-01), Tolerton
patent: 2039856 (1936-05-01), Taber
patent: 3088001 (1963-04-01), Kleis et al.
patent: 3991286 (1976-11-01), Henricksen

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