Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Mounting or support feature of housed loudspeaker
Reexamination Certificate
2005-06-01
2009-06-09
Ni, Suhan (Department: 2614)
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Mounting or support feature of housed loudspeaker
C381S431000, C381S152000, C381S396000, C381S398000, C381S191000
Reexamination Certificate
active
07545948
ABSTRACT:
This invention discloses a loudspeaker100that includes a casing110, a drive assembly111with a magnetic core112, and an induction (voice) coil113attached to a first rigid plate114for the transmission of vibrations to a support300. The first rigid plate114is attached to the casing110by a second plate115used for the suspension and the radial positioning of the voice coil113, and elastic studs116, used for the elastic suspension of the first rigid plate114in relation to the casing110. By virtue of the invention a room can be transformed easily into an auditorium.
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Lumen Patent Firm
Ni Suhan
Pritchard Jasmine
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