Electrical audio signal processing systems and devices – Having non-electrical feature
Patent
1984-10-03
1986-12-16
Isen, Forester W.
Electrical audio signal processing systems and devices
Having non-electrical feature
381 24, 381 86, 381188, 181145, H04R 102
Patent
active
046303030
ABSTRACT:
A speaker system for automotive car stereo sets, includes a high range unit, a low range unit and a body for receiving the high range unit and the low range unit. The high range unit is movable to a desired height with respect to a retracted position. Upon the movement of the high range unit, a slant angle of the high range unit is varied so that a sound generated from the high range unit is directed to a driver or passenger sitting on his seat.
REFERENCES:
patent: 4441577 (1984-04-01), Kurihara
Isen Forester W.
Pioneer Electronic Corporation
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