Electroacoustic transducer with magnetic flux directed slantly a

Details Electroacoustic transducer with magnetic flux directed slantly a Electroacoustic transducer with magnetic flux directed slantly a

1979-05-17

1981-06-16

Brown, Thomas W.

179180, H04R 726, H04R 902

Patent

active

042739683

ABSTRACT:
A flat type electro-acoustic transducer such as a ribbon type loudspeaker has a magnetic circuit comprising a pair of air gaps and a diaphragm having a spiral coil disposed in the air gaps. In this case, the magnetic flux in the air gaps is slantly across the diaphragm.

REFERENCES:
patent: 1815564 (1931-07-01), High
patent: 3066200 (1962-11-01), Pavlak
patent: 3141071 (1964-07-01), Rich
patent: 3898598 (1975-08-01), Asahi
patent: 3997739 (1976-12-01), Kishikawa et al.
patent: 4001552 (1977-01-01), Muller
patent: 4049926 (1977-09-01), Kasatkin et al.

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