Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Horn loudspeaker










Image Number 2 for United States Patent #7190801.

A horn loudspeaker includes a horn housing having a top wall, an inner surrounding wall that extends downwardly from the top wall, a bottom wall that extends laterally and outwardly from the inner surrounding wall, and an outer surrounding wall that extends upwardly from the bottom wall. A cover has a top wall disposed over the top wall of the horn housing, and a surrounding wall that extends downwardly from the top wall of the cover into a gap between the inner and outer surrounding walls. Partitioning members are connected sealingly to the horn housing and the cover so as to define a plurality of sound channels thereamong. A sound-generating driver is adapted to be mounted in the horn housing for generating acoustic pressure wave which propagates through the sound channels.








 
 
  Recently Added Patents
Apparatus and method for controlling semiconductor die warpage
Stable file system
Human renal disease marker substance
Package for product
Electrophoretic element and display device
Systems for usage based rate limiting over a shared data link
Image playback device and method and electronic camera with image playback function
  Randomly Featured Patents
Extreme pressure additives for lubricants
Timing belt tensioner
Organic electroluminescence display
Assault-resistant gate
Pump fiber bundle coupler for double-clad fiber devices
Apparatus for cleaning caking adhered on the inner wall of pipe
Amine ester derivatives as low calorie fat mimetics
Drip tape manufacturing process
HCV NS3 protein fragments having helicase activity and improved solubility
Backlighting device for liquid crystal devices