| |
 |
|
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:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5402502 |
Sound output system |
Mar. 28, 1995 |
| 5400407 |
Tilt adjuster for a speaker support frame |
Mar. 21, 1995 |
| 5392455 |
Transducer with integrated switch element |
Feb. 21, 1995 |
| 5388795 |
Depth adjustable bracket for wall mount speakers |
Feb. 14, 1995 |
| 5388162 |
Sound innovation speaker system |
Feb. 7, 1995 |
| 5357586 |
Flow-through air-cooled loudspeaker system |
Oct. 18, 1994 |
| 5335284 |
Coneless, no-moving-parts speaker |
Aug. 2, 1994 |
| 5310149 |
Depth adjustable bracket for wall mount speakers |
May. 10, 1994 |
| 5304747 |
Speaker with motor-controlled internal baffle |
Apr. 19, 1994 |
| 5299766 |
Retrofit bracket for wall mount speakers |
Apr. 5, 1994 |
| 5292092 |
Retrofit bracket for wall mount speakers |
Mar. 8, 1994 |
| 5291559 |
Computer speaker |
Mar. 1, 1994 |
| 5258584 |
Multiple auxiliary compound driver loudspeaker system |
Nov. 2, 1993 |
| 5201069 |
Electroacoustic transducer mounting apparatus |
Apr. 6, 1993 |
| 5168527 |
Miniature speaker variable standoff mount |
Dec. 1, 1992 |
| 5134660 |
Audio harness for video camera |
Jul. 28, 1992 |
| 5115882 |
Omnidirectional dispersion system for multiway loudspeakers |
May. 26, 1992 |
| 5115884 |
Low distortion audio speaker cabinet |
May. 26, 1992 |
| 5097514 |
Equilateral tetrahedral speaker system |
Mar. 17, 1992 |
| 5094316 |
Overhead speaker system for use in vehicles |
Mar. 10, 1992 |
| 5073937 |
Hydrodynamically pressure regulated loudspeaker systems |
Dec. 17, 1991 |
| 5067583 |
Polymer-filled audio loudspeaker cabinet |
Nov. 26, 1991 |
| 5058169 |
Public address system |
Oct. 15, 1991 |
| 5046104 |
Loudspeaker system |
Sep. 3, 1991 |
| 5025473 |
Hemispherical speaker system |
Jun. 18, 1991 |
| 4997059 |
Loudspeaker mounting |
Mar. 5, 1991 |
| 4974698 |
Speaker cover grille installation |
Dec. 4, 1990 |
| 4973941 |
Electronic sound generating device |
Nov. 27, 1990 |
| 4969196 |
Speaker and horn array |
Nov. 6, 1990 |
| 4967872 |
Loud speaker system |
Nov. 6, 1990 |
| 4939783 |
Suspended speaker system |
Jul. 3, 1990 |
| 4933981 |
Sound system |
Jun. 12, 1990 |
| 4926487 |
Speaker system |
May. 15, 1990 |
| 4923032 |
Ceiling panel sound system |
May. 8, 1990 |
| 4912086 |
Electroacoustic transducer comprising a superconducting element |
Mar. 27, 1990 |
| 4908601 |
Loud speaker with horizontal radiation pattern |
Mar. 13, 1990 |
| 4882760 |
Sound reproduction system |
Nov. 21, 1989 |
| 4880077 |
Base for a loudspeaker enclosure |
Nov. 14, 1989 |
| 4876723 |
Loudspeaker system |
Oct. 24, 1989 |
| 4853966 |
Speaker mounting system |
Aug. 1, 1989 |
| 4852178 |
Speaker retaining assembly |
Jul. 25, 1989 |
| 4829582 |
Electrodynamic transducer |
May. 9, 1989 |
| 4815558 |
Device for accomodating a loudspeaker into a cut-out of a sound panel |
Mar. 28, 1989 |
| 4817163 |
Loud-speaker combined with a device for producing lighting effects |
Mar. 28, 1989 |
| 4811403 |
Ultralight loudspeaker enclosures |
Mar. 7, 1989 |
| 4810997 |
Small sound generating device |
Mar. 7, 1989 |
| 4803724 |
Hand set |
Feb. 7, 1989 |
| 4790021 |
Electrostatic transducer |
Dec. 6, 1988 |
| 4782910 |
Bi-polar bender transducer for logging tools |
Nov. 8, 1988 |
| 4778027 |
Rhythmizer |
Oct. 18, 1988 |
|
|
|
