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
System for programming domestic appliances and method for programming assembly-line programmable domestic appliances
Tread portion of an automobile tire
Materials and methods for stress reduction in semiconductor wafer passivation layers
Lightweight multicast method and apparatus for data distribution service
Method and device for the detection of defects or correction of defects in machines
Fuel cell system, and electric vehicle equipped with the fuel cell system
Machine tool with an electrical generator for passive power generation
  Randomly Featured Patents
System and method for monitoring a video phone service
Multiple-unit mail box
Herbicidal 4-acyl-5-aryl isoxazole derivatives
Preparation of N-methyl-2-pyrrolidone (NMP)
Apparatus and method for assembling a part for an automotive vehicle
Automatically adjusting polling intervals based on remote administrative activity
TFT array panel, liquid crystal display including same, and method of manufacturing TFT array panel
Apparatus for and method of transforming scanning format
Dewaxing process for metal powder compacts made by injection molding
Temperature compensated constant current source device