Diaphragm material for acoustical transducer

Details Diaphragm material for acoustical transducer Diaphragm material for acoustical transducer

H - Electricity

04

R

349/80, 349/84

H04R 7/02 (2006.01)

Patent

CA 1260133

ABSTRACT OF THE DISCLOSURE An improved diaphragm material for use with an acoustical transducer, such as a moving-coil electrodynamic loudspeaker and a loud speaker containing such diaphragm, which diaphragm comprises a formed, self-supporting, woven carbon fiber cloth material optionally having a thin air sealing plastic coating thereon, the diaphragm having a sonic velocity of about 5 X 103 or greater and an internal loss of about 0.02 or more.

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