Acoustics – Sound-modifying means – Muffler – fluid conducting type
Reexamination Certificate
2011-01-04
2011-01-04
Enad, Elvin G (Department: 2832)
Acoustics
Sound-modifying means
Muffler, fluid conducting type
C181S148000, C381S391000, C381S189000, C381S345000
Reexamination Certificate
active
07861825
ABSTRACT:
A method and apparatus for providing a loudspeaker assembly is provided. In accordance with at least one embodiment, a method is provided which comprises forming a loudspeaker frame so as to define a driver housing portion, a horn portion, and a conformal portion. A driver aperture is defined for the driver housing portion, and a port aperture is defined for the horn portion. A driver is attached to the loudspeaker frame proximate to the driver aperture. A rear baffle is applied to a first conformal portion surface of the conformal portion of the loudspeaker frame. The rear baffle defines a horn cavity wall of a horn cavity of the horn portion. The horn cavity has an increasing cross sectional area as the distance from the driver housing portion increases. A grille is applied to a second conformal portion surface of the conformal portion of the loudspeaker frame.
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patent: 2008/0000714 (2008-01-01), Adams
Edwards Andrew C.
Evans Andrew
Hudson Michael
Stewart, Jr. William Cameron
Enad Elvin G
Phillips Forrest M
RGB Systems, Inc.
The Hecker Law Group, PLC
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