Matches 1 - 8 out of 8


Match Document Document Title
US20090028376 Diaphragm for loudspeaker and loudspeaker  
A diaphragm body (12) is provided with a plurality of slits (14, 14a) extending from the central part thereof toward the outer circumference. The slits (14, 14a) are filled with a low-elasticity...
US20070023229 DIAPHRAGM FOR MICRO-ELECTROACOUSTIC DEVICE  
A diaphragm for a micro-electroacoustic transducer, includes a first layer including an exposed region and a covered region, and a second layer. The second layer overlaps the covered region of the...
US20120281861 VIBRATION DIAPHRAGM AND SPEAKER WITH A VIBRATION DIAPHRAGM  
A vibration diaphragm for a speaker has a spherical bowl section, an annular intervening section and an annular outer section. The spherical bowl section has a top and a spherical cavity defined...
US20120321124 DIAPHRAGM AND MICRO-ELECTROACOUSTIC DEVICE INCORPORATING THE SAME  
An exemplary diaphragm includes a central portion and an external portion connecting the central portion. The central portion includes a central section in a center thereof, a peripheral section...
US20100310112 DIAPHRAGM AND MICRO-ELECTROACOUSTIC DEVICE INCORPORATING THE SAME  
A diaphragm includes a central portion in a center of the diaphragm, a pleat portion surrounding the central portion and a flange surrounding the pleat portion. A plurality of pleats are defined...
US20100092011 MEMBRANE FOR AN ELECTROACOUSTIC TRANSDUCER AND ACOUSTIC DEVICE  
A membrane for an electroacoustic transducer is disclosed, wherein said membrane (201) comprises a rigid membrane portion (202) having an edge (203); a flexible membrane portion (204) being...
US20160050496 DIAPHRAGM HAVING IMPROVED SURROUND STRUCTURE  
A diaphragm is formed of a central portion and a surround encircling and connected with the central portion. The surround is provided with an arc-shaped section and includes a concavity. An...
US20060196723 Balloon speaker asembly  
A balloon speaker assembly has a magnet and coil adjacent thereto connected with electrical signal input, and a supporting structure.
Matches 1 - 8 out of 8