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Class Information
Number: 181/207
Name: Acoustics > Sound-modifying means > Mechanical vibration attenuator
Description: Subject matter comprising sound deadening material physically or mechanically attached or installed on the acoustical device, or an element thereof to prevent vibratory noise usual to the operation of the device.










Sub-classes under this class:

Class Number Class Name Patents
181/208 Damping of flexural structure 161
181/209 Relatively moving parts 61


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
7837008 Passive acoustic barrier Nov. 23, 2010
7828113 Methods and apparatus for controlling vibration of enclosures, particularly loudspeaker enclosures Nov. 9, 2010
7823691 Apparatus for retaining a component that transfers solid-borne sound Nov. 2, 2010
7819222 Device and method for attenuating energy along a conduit Oct. 26, 2010
7770693 Mat for acoustic apparatus Aug. 10, 2010
7753166 Resonant frequency adjustor and method of utilizing the same Jul. 13, 2010
7743881 Vibration damping device and bucket for construction machine Jun. 29, 2010
7743882 Vibration-control platform Jun. 29, 2010
7721844 Vibration damping apparatus for windows using viscoelastic damping materials May. 25, 2010
7717228 Sound absorbing element and method for producing a sound absorbing element May. 18, 2010
7681689 Vibration damping device and bucket for construction machine Mar. 23, 2010
7650963 Acoustic isolator for well logging system Jan. 26, 2010
7644802 Performance flow guide for improved acoustics Jan. 12, 2010
7565950 Sound suppression material and method Jul. 28, 2009
7553533 High-damping absorbing coating Jun. 30, 2009
7549927 Tunable damper for a torque transferring assembly Jun. 23, 2009
7500540 Suction muffler for a hermetic compressor Mar. 10, 2009
7493220 Method and system for vibration signal processing Feb. 17, 2009
7484589 Apparatus and method for reducing aircraft noise and acoustic fatigue Feb. 3, 2009
7424930 Vibratory energy dissipation and isolation with magnetically biased rolling members Sep. 16, 2008
7355776 Acoustic damping material for electro-optic materials Apr. 8, 2008
7328770 Strap silencer Feb. 12, 2008
7296654 Tunable stacked plate vibration isolator Nov. 20, 2007
7273128 Vibration proofing heat shield plate Sep. 25, 2007
7267196 Method and apparatus for reducing acoustic noise Sep. 11, 2007
7263851 Refrigerator Sep. 4, 2007
7249653 Acoustic attenuation materials Jul. 31, 2007
7240766 Sound dampening pad Jul. 10, 2007
7210555 Low frequency acoustic attenuator for use in downhole applications May. 1, 2007
7210557 Low profile acoustic flooring May. 1, 2007
7137268 Vibration dampening device Nov. 21, 2006
7131287 Air conditioning system with vibration dampening device Nov. 7, 2006
7117972 Vibration isolation mount for garage door opener Oct. 10, 2006
7120015 Electronic apparatus Oct. 10, 2006
7036328 Air conditioner May. 2, 2006
6912865 Elastic member and vibration absorption apparatus for a refrigerator compressor Jul. 5, 2005
6912866 Elastic member for vibration absorption, and vibration absorbing apparatus using the same Jul. 5, 2005
6896097 Mounting structure of speaker for vehicle May. 24, 2005
6896098 Lid for muffling noises produced by an internal combustion engine, and method for producing such lid May. 24, 2005
6863154 Vibration absorbing apparatus for exhaust system of engine Mar. 8, 2005
6849053 Shock wave source with a wave damping coil carrier Feb. 1, 2005
6845842 Vibration-proofing structure for hollow pipe for vehicle Jan. 25, 2005
6845841 Acoustic isolator Jan. 25, 2005
6837859 Shock wave source with a coil carrier having a non-circular contour Jan. 4, 2005
6830125 Vibratory energy dissipation and isolation with magnetically biased rolling members Dec. 14, 2004
6802386 Method of muffling the noise of successive components as well as a noise absorber for successive components Oct. 12, 2004
6796401 Speaker apparatus equipped with means for producing complicated waveform of low frequency with higher improved fidelity Sep. 28, 2004
6786298 Vibration-absorbing structure for support section of a self-vibratory electronic member Sep. 7, 2004
6783835 Elastomeric damping sheets Aug. 31, 2004
6749924 Stacked sheet shock absorbing elastomeric device Jun. 15, 2004

1 2 3 4 5 6










 
 
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