Moving voice coil transducer having a flat diaphragm of an impre

Acoustics – Anatomic or prosthetic relation – Ear and mouth

Patent

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Details

1791155DV, 179119R, 179120, 179181R, 181161, 181167, H04R 704, H04R 902

Patent

active

039379051

ABSTRACT:
An electro-acoustic transducer has a diaphragm with a moving coil. The diaphragm consists of a flat textile carrier impregnated with a highly attenuating filling material and is highly elastic in its plane but inelastic in bending.

REFERENCES:
patent: 1552311 (1925-09-01), Kellogg
patent: 1827283 (1931-10-01), De Forest
patent: 1909275 (1933-05-01), Holland
patent: 2115795 (1938-05-01), Warnke
patent: 2216961 (1940-10-01), Sanial
patent: 2534157 (1950-12-01), Zuerker
patent: 2537253 (1951-01-01), Andersen
patent: 2873813 (1959-02-01), Haerther, Jr. et al.
patent: 3790724 (1974-02-01), Schenkel

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