Acoustics – Anatomic or prosthetic relation – Ear and mouth
Patent
1975-02-21
1976-01-27
Claffy, Kathleen H.
Acoustics
Anatomic or prosthetic relation
Ear and mouth
179181R, 179180, 181173, H04R 902, H04R 906
Patent
active
039354008
ABSTRACT:
A speaker assembly comprising a dome shaped diaphragm, the cross section along the plane containing the base of the diaphragm having an oval contour; a voice coil connected to the diaphragm; magnetic means operatively associated with the voice coil; and support means for supporting the diaphragm, voice coil and magnetic means.
REFERENCES:
patent: 2020705 (1935-11-01), W. C. Stenger
Baker Joseph J.
Claffy Kathleen H.
Ferguson Jr. Gerald J.
Stellar George G.
Trio Kabushiki Kaisha
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