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Class Information
Number: 381/386
Name: Electrical audio signal processing systems and devices > Electro-acoustic audio transducer > Mounting or support feature of housed loudspeaker
Description: Subject matter having a) a transducer for converting a time varying electrical signal into sound combined with an enclosure, casing, shell, or baffle, or b) details of the fastening of such a transducer to or within an enclosure, casing, shell, or baffle, or c) means to hold an enclosed transducer for or during use.


Sub-classes under this class:

Class Number Class Name Patents
381/390 Boom or support arm 31
381/387 Directional, directible, or movable 122
381/394 Electrical hardware 30
381/393 Electrical insulation feature 4
381/391 Grille 40
381/389 In vehicle 101
381/395 Mechanical detail 138
381/392 Resilient 37
381/388 With furniture, clothing, or image display 143


Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
7400910 Speaker sound enhancement for a mobile terminal Jul. 15, 2008
7388960 Multimedia speaker headphone Jun. 17, 2008
7369673 Speaker supporting device and electronic device comprising this speaker supporting device May. 6, 2008
7366314 Speaker clearance arrangement for a communication device Apr. 29, 2008
7350618 Multimedia speaker product Apr. 1, 2008
7341259 Air seal system for loudspeaker Mar. 11, 2008
7340066 Audio device heat transferring Mar. 4, 2008
7334767 Tool-less frame fastening system Feb. 26, 2008
7336798 Speaker apparatus and method of manufacturing the same Feb. 26, 2008
7333620 Acoustic transducer with mechanical balancing Feb. 19, 2008
7324656 Wide dispersion speaker system and cover mounting structure for instrument directly mounted to flat portion Jan. 29, 2008
7324657 Speaker apparatus Jan. 29, 2008
7324834 Speaker system Jan. 29, 2008
7319774 Speaker Jan. 15, 2008
7319766 In-wall loudspeaker Jan. 15, 2008
7313247 Automotive interior trim panel with integral acoustic chamber Dec. 25, 2007
7302075 Electronic device with loudspeaker Nov. 27, 2007
7299892 Door trim speaker grille with electroluminescent lamp and injection molding method of making same Nov. 27, 2007
7302061 Dual-tweeter loudspeaker Nov. 27, 2007
7298862 Asymmetrical loudspeaker enclosures with enhanced low frequency response Nov. 20, 2007
7298861 Loudspeaker Nov. 20, 2007
7298860 Rigging system for line array speakers Nov. 20, 2007
7292706 Support structure of loudspeaker unit and loudspeaker system Nov. 6, 2007
7280667 Speaker system Oct. 9, 2007
7272236 Speaker assembly for a television cabinet Sep. 18, 2007
7261180 Rigging system for speaker cabinets Aug. 28, 2007
7242788 Securing magnets in high-efficiency planar magnetic transducers Jul. 10, 2007
7221772 Electronic device comprising a loudspeaker unit May. 22, 2007
7206422 Transducer assembly apparatus Apr. 17, 2007
7206427 Flat panel surface array Apr. 17, 2007
7201251 Modular speaker cabinet Apr. 10, 2007
7201996 Sound generator for a portable device Apr. 10, 2007
7190804 Speaker apparatus Mar. 13, 2007
7178628 Speaker assembly Feb. 20, 2007
7171013 Loud speaker Jan. 30, 2007
7162048 Structure around a speaker unit and applied electric or electronic apparatus thereof Jan. 9, 2007
7155027 Home theater in a box speaker mount with integrated mounting tool Dec. 26, 2006
7155026 Mounting bracket system Dec. 26, 2006
7149321 Electro-dynamic loudspeaker mounting system Dec. 12, 2006
7133533 Passive acoustic radiating Nov. 7, 2006
7120269 Lay-in tile speaker system Oct. 10, 2006
RE39330 Speaker system and a method for improving sound quality thereof Oct. 10, 2006
7116795 Self-aligning self-sealing high-fidelity portable speaker and system Oct. 3, 2006
7103194 Wall hanged audio arrangement Sep. 5, 2006
7093688 Structure for preventing the generation of standing waves and a method for implementing the same Aug. 22, 2006
7095313 Meter apparatus for vehicles Aug. 22, 2006
7095867 Portable audio reproduction system Aug. 22, 2006
7069061 Speaker assemblies and mobile terminals including the same Jun. 27, 2006
7054459 Surrounding structure of a loudspeaker May. 30, 2006
7043042 Button apparatus with a speaker May. 9, 2006

1 2 3 4 5 6 7 8 9


 
 
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