Speaker

Details Speaker Speaker

1979-12-12

1982-02-09

Stellar, George G.

Acoustics

Anatomic or prosthetic relation

Ear and mouth

1791155VC, 181165, 181167, H04R 716, H04R 906

Patent

active

043151124

ABSTRACT:
An improved speaker is provided for stereo headsets and the like. The diaphragm for the speaker comprises the dome of an inverted polyester film cup centered within a flurocarbon film diaphragm member. The voice coil for the speaker is wound directly about the periphery of the cup and the adhesive joint between the cup and the diaphragm comprises the sole adhesive joint of a diaphragm.

REFERENCES:
patent: 2037185 (1936-04-01), Thuras
patent: 3293379 (1966-12-01), Gorike
patent: 3513270 (1970-05-01), Warning
patent: 3586792 (1971-06-01), Gayford
patent: 3711659 (1973-01-01), Bremseth
patent: 3935400 (1976-01-01), Koga
patent: 4140203 (1979-02-01), Niguchi et al.

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