Patents Assigned to Societa Nationale Industrielle Aerospatiale
  • Concave mirror constituted by a plurality of plane facets and solar generator comprising such a mirror
    Patent number: 4395581
    Abstract: The present invention relates to a concave mirror composed of a plurality of planar facets. According to the invention, all the facets are identical and the two dimensions of said facets are such that the square root of their product is at least approximately equal to the ratio of the focal distance of the mirror and of the square root of the rate of concentration of the mirror. The invention finds application in the concentration of solar energy in solar generators.
    Type: Grant
    Filed: February 11, 1982
    Date of Patent: July 26, 1983
    Assignee: Societa Nationale Industrielle Aerospatiale
    Inventor: Alain Girard