H - Electricity – 04 – R
Patent
H - Electricity
04
R
349/72
H04R 11/02 (2006.01) H04R 7/04 (2006.01) H04R 7/10 (2006.01) H04R 9/06 (2006.01)
Patent
CA 1137618
ABSTRACT OF THE DISCLOSURE A diaphragm for a flat plate electroacoustic trans- ducer such as a loudspeaker includes first and second diaphragm sheet members having a honeycombed core structure sandwiched therebetween and includes an interconnection between each diaphragm and the piston or voice coil bobbin to avoid shifts and delays in transmitting vibration to each diaphragm and eliminate the tendency to introduce extraneous auditory sounds.
340059
Gowling Lafleur Henderson Llp
Sony Corporation
LandOfFree
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