Patents Assigned to TOSHIBA LIGHTING & TECHOLOGY CORPORATION
  • LIGHT SOURCE UNIT, LIGHT SOURCE DEVICE, AND ILLUMINATION DEVICE
    Publication number: 20120134153
    Abstract: A light source unit includes a light-emitting element 52 such as a LED provided on an inner surface of a side wall 4, and a reflecting surface 31 opposed to the light-emitting element 52 with the side wall 4 made parallel to a direction of radiation of the reflecting surface 31, the reflecting surface 31 formed of a part of a curved surface formed by a paraboloid of revolution or the like that is obtained by revolving a parabola and is spread and opened in the direction of radiation.
    Type: Application
    Filed: February 6, 2012
    Publication date: May 31, 2012
    Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA LIGHTING & TECHOLOGY CORPORATION
    Inventors: NORIMASA SUZUKI, Keiichi Shimizu, Masaru Matsuno, Yoshiro Oka