Resources Contact Us Home
Fabrication of trough-shaped solar collectors

Image Number 3 for United States Patent #4099515.

There is provided a radiant energy concentration and collection device formed of a one-piece thin-walled plastic substrate including a plurality of nonimaging troughs with certain metallized surfaces of the substrate serving as reflective side walls for each trough. The one-piece plastic substrate is provided with a seating surface at the bottom of each trough which conforms to the shape of an energy receiver to be seated therein.

  Recently Added Patents
Vacuum cleaner filter adapter ring
Differentiated PSIP table update interval technology
Method for driving bistable display device
Methods and devices for detecting and measuring environmental conditions in high performance device packages
Method of generating integrated circuit model
Peer-to-peer method of deploying and managing executable code and associated plug-ins
Fuel cell module, manufacturing method thereof and unit containing several of the latter
  Randomly Featured Patents
Distributed schemes for deploying an application in a large parallel system
Planar dielectric integrated circuit
Fabric piece automatic feeder with suction cup picker and twisted-belt flipper
Ionizing radiation detector
System for regulating current flow to a plurality of electrical devices
High voltage termination with amorphous silicon layer below the field plate
Reversible burner grate
Bag filtering unit for the dehydration of sludges with a supported vibrating device
System and method for dynamically adjusting data compression parameters
Methods for automated uniformity assessment and modification of image non-uniformities