Patent · US Expired

Nontracking parabolic collector apparatus

US4529831A · kind A · utility

3Cited by
1References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 14, 1984
Grant dateJul 16, 1985
Priority date
Expiry dateSep 14, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E10/40
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

A mirror collector having a generally parabolic surface terminating near the vertex in a circular or cylindrical curve, a collector tube composed of a clear glass outer tube for energy admission and for passing an inner fluid, the collector being generally elliptical in nature constructed of copper with a selective absorption coating for receiving heat and positioned so that the mirror concentrates substantially all incoming energy upon the central collector tube for providing a concentration factor of about four (4).

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