Planar diaphragm speaker with heat dissipator

Details Planar diaphragm speaker with heat dissipator Planar diaphragm speaker with heat dissipator

1997-10-24

1999-11-23

Tran, Sinh

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Electromagnetic

381431, H04R 2500

Patent

active

059914246

ABSTRACT:
An improved planar diaphragm loudspeaker having a voice coil assembly coupled to the rear surface of a planar diaphragm formed of a pre-expanded cellular plastic material, in which a metal dissipator in the form of a disk is mounted between the voice coil assembly and the planar diaphragm to reduce the transfer of heat from the voice coil assembly to the planar diaphragm.

REFERENCES:
patent: 3046362 (1962-07-01), White
patent: 3596733 (1969-12-01), Bertagni
patent: 3722617 (1973-03-01), Bertagni
patent: 3767005 (1973-10-01), Bertagni
patent: 3779336 (1973-12-01), Bertagni
patent: 3792394 (1974-02-01), Bertagni
patent: 3801943 (1974-04-01), Bertagni
patent: 3991286 (1976-11-01), Henricksen
patent: 4003449 (1977-01-01), Bertagni
patent: 4017694 (1977-04-01), King
patent: 4138593 (1979-02-01), Hasselbach et al.
patent: 4184563 (1980-01-01), Bertagni
patent: 4257325 (1981-03-01), Bertagni
patent: 4328400 (1982-05-01), Shimada et al.
patent: 4413160 (1983-11-01), Ohyaba et al.
patent: 4837838 (1989-06-01), Thigpen et al.
patent: 4850023 (1989-07-01), Yarush
patent: 4928312 (1990-05-01), Hill
patent: 4933975 (1990-06-01), Button
patent: 4997058 (1991-03-01), Bertagni
patent: 5005556 (1991-04-01), Astle, Jr.
patent: 5007707 (1991-04-01), Bertagni
patent: 5045659 (1991-09-01), Wolfe et al.
patent: 5425107 (1995-06-01), Bertagni et al.

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