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Class Information
Number: 381/392
Name: Electrical audio signal processing systems and devices > Electro-acoustic audio transducer > Mounting or support feature of housed loudspeaker > Resilient
Description: Subject matter including a vibration or shock damping means, cushioning means, springs, etc.










Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8670588 Handheld device assembly Mar. 11, 2014
8660291 Speaker device and electronic device having the same Feb. 25, 2014
8548189 Positioning structure for speaker of portable electronic device Oct. 1, 2013
8511422 Flexible multiple speaker support apparatus Aug. 20, 2013
8437495 Tensioned adjustment mechanism for mounted loudspeaker system May. 7, 2013
8397861 Diaphragm surround Mar. 19, 2013
8284965 Thermoacoustic device with flexible fastener and loudspeaker using the same Oct. 9, 2012
8280095 Mobile apparatus including speaker in sealed sound space, and method of assembling the mobile apparatus Oct. 2, 2012
8259983 Anti-vibration in-ceiling speaker system Sep. 4, 2012
8259987 Diaphragm, diaphragm assembly and electroacoustic transducer Sep. 4, 2012
8098877 Vibration speaker and a portable electronic device comprising the vibration speaker Jan. 17, 2012
8081772 Vehicular microphone assembly using fractional power phase normalization Dec. 20, 2011
8081790 Loudspeaker structure of electronic device Dec. 20, 2011
8073186 Loudspeaker Dec. 6, 2011
7953243 Gasket and associated apparatus and methods May. 31, 2011
7886867 Flexible multiple speaker support apparatus Feb. 15, 2011
7764807 Speaker support systems Jul. 27, 2010
7699139 Diaphragm surround Apr. 20, 2010
7510047 Speaker edge and resonator panel assembly Mar. 31, 2009
7438155 Tangential stress reduction system in a loudspeaker suspension Oct. 21, 2008
7418107 Loudspeaker Aug. 26, 2008
7319774 Speaker Jan. 15, 2008
7306073 Electroacoustic transducer comprising a membrane with a middle area comprising stiffening grooves Dec. 11, 2007
7239715 Speaker apparatus to be mounted on a vehicle Jul. 3, 2007
7221772 Electronic device comprising a loudspeaker unit May. 22, 2007
7218748 Tapered thickness surround for high excursion speaker driver May. 15, 2007
7212646 Adjustable ear canal retention transceiver/receiver May. 1, 2007
7206422 Transducer assembly apparatus Apr. 17, 2007
7206428 Acoustic receiver having improved mechanical suspension Apr. 17, 2007
7181035 Acoustical receiver housing for hearing aids Feb. 20, 2007
7088839 Acoustic receiver having improved mechanical suspension Aug. 8, 2006
7032708 Flush mountable vibration reducing loudspeaker mounting assembly Apr. 25, 2006
6988584 Speaker diaphragm edge and its manufacturing method Jan. 24, 2006
6957714 Speaker and speaker diaphragm Oct. 25, 2005
6920957 Loudspeaker diaphragm Jul. 26, 2005
6922476 Adjustable ear canal retention transceiver/receiver Jul. 26, 2005
6892850 Surround for speaker system and manufacturing method thereof May. 17, 2005
6606392 Speaker device Aug. 12, 2003
6543574 Method of making a speaker edge containing isocyanate and polyol Apr. 8, 2003
6526150 Telephone loudspeaker enclosure Feb. 25, 2003
6394224 Structure of speaker May. 28, 2002
6061459 Surface-mounted electromagnetic sound generating body May. 9, 2000
5193119 Multiple loudspeaker Mar. 9, 1993
5018206 Network mounting device for coaxial type speaker May. 21, 1991
4891842 Sound output unit for installation in a ceiling structure Jan. 2, 1990
4845760 Electro-acoustic transducer arranged within the handset of a telephone instrument Jul. 4, 1989
4797935 Speaker system with independently supported top plate Jan. 10, 1989
4635287 Audio-frequency electromechanical vibrator Jan. 6, 1987
4607382 Electroacoustic transducer unit with reduced resonant frequency and mechanical spring with negative spring stiffness, preferably used in such a transducer unit Aug. 19, 1986
4493471 Sound speaker stand for attenuating vibrations Jan. 15, 1985

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