Resources Contact Us Home
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
Soybean cultivar CL1013675
Method for detecting directions of regularity in a two-dimensional image
Dye sensitised solar cell
Reducing voltage stress in a flyback converter design
Fabric-backplane enterprise servers with pluggable I/O sub-system
Enterprise seamless mobility
Wireless communication system, wireless communication device, wireless communication method, and program
  Randomly Featured Patents
Method of forming a pattern in a semiconductor device and method of forming a gate using the same
Laser assisted chemical etching method for release microscale and nanoscale devices
Fluid stabilizing insert for projectiles
Civil engineering and construction machinery with hydraulic drive system
Method of and apparatus for stabilizing a tension-leg platform in deep water operations
Self learning IR remote control transmitter
Method of removing records of multiple reflection events from seismic data
Determining moisture content of a medium
Heat exchanger, and method of making a heat exchanger
Method and apparatus for decoding compressed and encoded digital images