| |
 |
|
Class Information
Number: 181/154
Name: Acoustics > Diaphragm and enclosure > Inclined diaphragm
Description: Subject matter wherein the means to support the diaphragm is mounted at an angle to both the horizontal and vertical axes of one side of the enclosure means.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7364009 |
Loudspeaker mounting frame, loudspeaker and cabinet comprising a loudspeaker |
Apr. 29, 2008 |
| 7219763 |
Microphone assembly fitted to vehicle-mounted control module panel, that fits well |
May. 22, 2007 |
| 6766027 |
Elliptical flushmount speaker |
Jul. 20, 2004 |
| 6672423 |
Speaker and method of assembling the speaker |
Jan. 6, 2004 |
| 6578660 |
Speaker enclosure venturi expander |
Jun. 17, 2003 |
| 6070694 |
Loudspeaker assembly |
Jun. 6, 2000 |
| 5952619 |
In-ceiling loudspeaker |
Sep. 14, 1999 |
| 5929393 |
Speaker cabinet with sounding board |
Jul. 27, 1999 |
| 5734732 |
Speaker arrangement and mounting apparatus and method |
Mar. 31, 1998 |
| 5732140 |
Acoustic speaker system with expandable speaker enclosure |
Mar. 24, 1998 |
| 5525767 |
High-performance sound imaging system |
Jun. 11, 1996 |
| 5471018 |
Audio or video apparatus with a built-in loudspeaker |
Nov. 28, 1995 |
| 5319164 |
Speaker holder |
Jun. 7, 1994 |
| 5278361 |
Loudspeaker system |
Jan. 11, 1994 |
| 5258584 |
Multiple auxiliary compound driver loudspeaker system |
Nov. 2, 1993 |
| 5227591 |
Loudspeaker arrangement |
Jul. 13, 1993 |
| 5143169 |
Loudspeaker diaphragm provided with a rear load |
Sep. 1, 1992 |
| 5123500 |
Loudspeaker enclosure |
Jun. 23, 1992 |
| 5099948 |
Compact woofer speaker system |
Mar. 31, 1992 |
| 5088574 |
Ceiling speaker system |
Feb. 18, 1992 |
| 5086686 |
Keyboard instrument |
Feb. 11, 1992 |
| 5025885 |
Multiple chamber loudspeaker system |
Jun. 25, 1991 |
| 5000286 |
Modular loudspeaker system |
Mar. 19, 1991 |
| 4991688 |
Audio speaker system |
Feb. 12, 1991 |
| 4984653 |
Loudspeaker arrangement |
Jan. 15, 1991 |
| 4942939 |
Speaker system with folded audio transmission passage |
Jul. 24, 1990 |
| 4917212 |
Speaker supporting unit |
Apr. 17, 1990 |
| 4881265 |
Apex loudspeaker |
Nov. 14, 1989 |
| 4877105 |
Rear speaker unit for a motor vehicle |
Oct. 31, 1989 |
| 4875546 |
Loudspeaker with acoustic band-pass filter |
Oct. 24, 1989 |
| 4836327 |
Sound reinforcement enclosure employing cone loudspeaker with annular central loading member and coaxially mounted compression driver |
Jun. 6, 1989 |
| 4815559 |
Portable loudspeaker apparatus for use in live performances |
Mar. 28, 1989 |
| 4753317 |
Trapezoidal loudspeaker enclosure |
Jun. 28, 1988 |
| 4621708 |
Tweeter bidirectional radiating |
Nov. 11, 1986 |
| 4477887 |
Low noise mounting for accelerometer used in marine cable |
Oct. 16, 1984 |
| 4475620 |
Loudspeaker with wall reflex absorber |
Oct. 9, 1984 |
| 4437540 |
Loud-speaker |
Mar. 20, 1984 |
| 4251687 |
Stereophonic sound reproducing system |
Feb. 17, 1981 |
| 4224467 |
Corner mounted sound reproduction speaker apparatus |
Sep. 23, 1980 |
| 4206830 |
Vehicle speaker system provided with a passive radiator |
Jun. 10, 1980 |
| D253699 |
Loudspeaker system |
Dec. 18, 1979 |
| 4179585 |
Variable ratio full range direct-reflected pyramid inclined loudspeaker |
Dec. 18, 1979 |
| 4165797 |
Adjustable high frequency sound dispersion system |
Aug. 28, 1979 |
| 4147229 |
Vibratile mode speaker cabinet |
Apr. 3, 1979 |
| 4146111 |
Speaker system |
Mar. 27, 1979 |
| 4142604 |
Speaker structure |
Mar. 6, 1979 |
| 4130174 |
Loudspeaker |
Dec. 19, 1978 |
| 4122910 |
Omniphonic microphone and loudspeaker system |
Oct. 31, 1978 |
| 4122911 |
Loudspeaker assembly |
Oct. 31, 1978 |
| 4112256 |
Loudspeaker and stereophonic loudspeaker system |
Sep. 5, 1978 |
|
|
|
