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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:
| Patent Number |
Title Of Patent |
Date Issued |
| 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 |
| 7206428 |
Acoustic receiver having improved mechanical suspension |
Apr. 17, 2007 |
| 7206422 |
Transducer assembly apparatus |
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 |
| 6922476 |
Adjustable ear canal retention transceiver/receiver |
Jul. 26, 2005 |
| 6920957 |
Loudspeaker diaphragm |
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 |
| 4337380 |
Structure for mounting speaker |
Jun. 29, 1982 |
| 4297537 |
Dynamic loudspeaker |
Oct. 27, 1981 |
| 4239944 |
Spider of loudspeaker |
Dec. 16, 1980 |
| 4204096 |
Sonic transducer mounting |
May. 20, 1980 |
| 4176249 |
Deleterious mechanical vibrations from dynamic loudspeaker offset by additional dynamic device |
Nov. 27, 1979 |
| 4129754 |
Reporting device |
Dec. 12, 1978 |
| 4072829 |
Attachment for loudspeaker |
Feb. 7, 1978 |
| 4034165 |
Transducer with rearwardly disposed damping elements |
Jul. 5, 1977 |
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