Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic
Reexamination Certificate
2006-07-24
2010-11-23
Le, Huyen D (Department: 2614)
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Electromagnetic
C381S403000, C381S405000
Reexamination Certificate
active
07840025
ABSTRACT:
A loudspeaker damper including: an outer damper; and an inner damper; wherein the outer damper and the inner damper configured to damp a vibrating portion relative to a fixed portion of a loudspeaker, wherein the outer damper supports the outer periphery of a voice coil of the vibrating portion, and supports the outer periphery of the voice coil relative to the fixed portion, wherein the inner damper supports the inner periphery of the voice coil, and supports the inner periphery of the voice coil relative to the fixed portion.
REFERENCES:
patent: 2147605 (1939-02-01), Lissauer
patent: 4239943 (1980-12-01), Czerwinski
patent: 4379952 (1983-04-01), Kaizer et al.
patent: 7006652 (2006-02-01), Tomiyama et al.
patent: 102 07 561 (2003-07-01), None
patent: 0 720 415 (1996-07-01), None
patent: 33-512 (1958-01-01), None
patent: 53-15308 (1978-04-01), None
patent: 54-98233 (1979-08-01), None
patent: 54-29783 (1979-09-01), None
patent: 55-6293 (1980-02-01), None
patent: 8-51695 (1996-02-01), None
patent: 11-146488 (1999-05-01), None
patent: 2000-59888 (2000-02-01), None
patent: 2003-47089 (2003-02-01), None
patent: 3506855 (2003-12-01), None
patent: 2004-112276 (2004-04-01), None
Ikeda Emiko
Tagami Takahisa
Le Huyen D
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Sony Corporation
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