Loudspeaker

Details Loudspeaker Loudspeaker

1978-03-06

1980-11-25

Hix, L. T.

Acoustics

Diaphragm

Mounting or suspension means

1791155VC, H04R 720

Patent

active

042353025

ABSTRACT:
In a loudspeaker, the diaphragm is connected to the edge member fixedly secured to the frame through an intermediate supporting means, at least one part of the intermediate supporting means is made of a material having a low hysteresis characteristic. According to another aspect of the invention, the construction of a loudspeaker is such that the diaphragm supporting means is separated from the airtight means of the diaphragm, so that the loudspeaker can operate in response to even a small signal with high fidelity.

REFERENCES:
patent: 1759725 (1930-05-01), Young et al.
patent: 1824590 (1931-09-01), Bernard
patent: 1848433 (1932-03-01), Pridham
patent: 1897294 (1933-02-01), Bernard
patent: 2014621 (1935-09-01), Jensen
patent: 2107920 (1938-02-01), Veal
patent: 2814353 (1957-11-01), Olson et al.
patent: 2860721 (1958-11-01), Hassan
patent: 3944757 (1976-03-01), Tsukamoto

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