Patent · US Expired

Luminescent solar energy concentrator devices

US4227939A · kind A · utility

28Cited by
7References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 8, 1979
Grant dateOct 14, 1980
Priority date
Expiry dateJan 8, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S385/90
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

Increased light output is achieved from a solar energy concentrator light piping device by rendering the top surface of the device concave, and/or forming the device into a close-packing hexagonal shape and/or curving and applying a mirror coating to the output edge of the device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.