Resources Contact Us Home
Variable ratio full range direct-reflected pyramid inclined loudspeaker

Image Number 2 for United States Patent #4179585.

A loudspeaker system comprising an enclosure having first and second sidewalls, at least one of which is inclined to the vertical direction and at least one acoustic transducer adjacent each of the aforesaid sidewalls.

  Recently Added Patents
Illumination unit for a direct-view display
Codeword-enhanced peer-to-peer authentication
Chemically resistant membranes, coatings and films and methods for their preparation
Methods and apparatus for achieving multiple bit rates in passive optical networks
Lid for a container
Combination of the application of antibodies for immunostimulation together with glucocorticoids
Method, apparatus and computer program product for providing metadata entry
  Randomly Featured Patents
Frosted beverage chilling and dispensing device and system
Method for identifying at risk cardiovascular disease patients
Capacitor devices with a filter structure
Laminated half-wave plate, polarizing converter, polarized light illumination device and light pickup device
Shock limited hydrofoil system
Telescoping universal joints
Treatment for CNS injuries
Blood collection and separation system
Method and device for leveling metal strip to be fed into continuous annealing furnace