Matches 1 - 7 out of 7


Match Document Document Title
US20110064261 SPEAKER  
A speaker includes a speaker body; a cone paper movably supported by the speaker body; and a magnetic driving unit disposed on the speaker body to vibrate the cone paper, wherein the cone paper...
US20120008818 SPEAKER DEVICE  
A speaker device includes: an acoustic diaphragm having a given shape and made of a material having physical anisotropy; and an excitation means attached to the acoustic diaphragm for exciting...
US20060029249 Loudspeaker with hair leather diaphragm  
A hair leather diaphragm for a loudspeaker. The acoustic impedance of the hair leather diaphragm is lower than several existing loudspeaker diaphragms and closer to the acoustic impedance of air....
US20060013433 Audio speaker cone appartus and method of manufacture  
The invention provides for the construction of cones (12) of audio speaker (10) from at least some quantity of hemp fiber, alone or with other materials and/or binding chemicals. The hemp...
US20090074228 LOUDSPEAKER CONE BODY  
A loudspeaker cone body made of paper may include a chemically-bound nanomaterial, such as a carbon nanotube. The carbon nanotube may be chemically bound to a functionalizing agent having a...
US20090316949 Electrodynamic loudspeaker device  
An electrodynamic loudspeaker device comprising a chassis (1), a translatable body (3) and an actuator (11) arranged for moving the translatable body (3) with regard to the chassis (1). The...
US20110164782 LOUDSPEAKER DRIVER SUSPENSION  
A loudspeaker driver has a diaphragm connected to a surrounding frame by a roll suspension which extends around the diaphragm and within the frame. The roll suspension connects the outer edge of...
Matches 1 - 7 out of 7