Thin enclosure electroacoustical transducing

Details Thin enclosure electroacoustical transducing Thin enclosure electroacoustical transducing

2005-08-16

2005-08-16

Kuntz, Curtis (Department: 2643)

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Having acoustic wave modifying structure

C381S350000, C381S386000, C181S184000, C181S189000

Reexamination Certificate

active

06931143

ABSTRACT:
An electroacoustical transducer has an enclosure having a thickness substantially smaller than the width and the depth. The transducer includes a first rigid sheet, a second rigid sheet, and a spacing structure for spacing the first rigid sheet from the second rigid sheet to define an acoustic enclosure, having a top, a bottom and a side edge. The top includes the first rigid sheet and the bottom includes the second rigid sheet. The transducer includes an acoustic transducer for exchanging sound waves with the acoustic enclosure. The enclosure has a plurality of outlet points.

REFERENCES:
patent: 1953523 (1934-04-01), Wolff
patent: 3716671 (1973-02-01), Karr
patent: 5805708 (1998-09-01), Freadman
patent: 5929393 (1999-07-01), Jeter, Jr.
patent: 6597792 (2003-07-01), Sapiejewski et al.

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