Disk diaphragm for a loudspeaker

Details Disk diaphragm for a loudspeaker Disk diaphragm for a loudspeaker

1986-03-04

1988-08-16

Ng, Jin F.

Electrical audio signal processing systems and devices

Hearing aids, electrical

Specified casing or housing

181163, 381184, 381186, 381202, H04R 702, H04R 124, G10K 1300

Patent

active

047649682

ABSTRACT:
The disklike diaphragm is made up of an essentially conical plastic film provided with vacuum-formed supporting members which extend up to the disklike radiating layer.

REFERENCES:
patent: 1828284 (1931-10-01), Hanna
patent: 2845135 (1958-07-01), Cohen et al.
patent: 3153463 (1964-10-01), Novak
patent: 3213209 (1965-10-01), Doelitzsch
patent: 4122314 (1978-10-01), Matsuda et al.
patent: 4173701 (1979-11-01), Murata et al.
patent: 4275278 (1981-06-01), Sakurai et al.
patent: 4384174 (1983-05-01), Suzuki et al.
patent: 4395597 (1983-06-01), Suzuki et al.
patent: 4472604 (1984-09-01), Nakamura et al.
patent: 4567327 (1986-01-01), Goosens et al.
patent: 4582163 (1986-04-01), Catthoor

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