Patents Assigned to Gebr. Ludwig GmbH
  • Luminaire for elongate lamp
    Patent number: 6582099
    Abstract: A luminaire for an elongate lamp has longitudinal reflectors running parallel to the lamp and a multiplicity of spaced-apart transverse lamellae. The lamellae have a bottom, tapering region with a bottom edge that is curved. The cross-section of the bottom, tapering region is of the same shape over the width of the transverse lamellae. The edges of the bottom tapering region have the same curvature, with the lower edge coinciding with the bottom edge of the transverse lamellae.
    Type: Grant
    Filed: December 26, 2000
    Date of Patent: June 24, 2003
    Assignee: Gebr. Ludwig GmbH
    Inventor: Christian Bartenbach
  • Luminaire for elongate lamp
    Publication number: 20010019481
    Abstract: Luminaire for an elongate lamp, having longitudinal reflectors running parallel to the lamp and having a multiplicity of spaced-apart transverse lamellae which have a bottom, tapering region and of which the bottom edge is curved, where the cross section of the bottom, tapering region (4) is of the same shape over the width of the transverse lamellae (3), and where the edges (8), which bound the bottom, tapering region (4) in the upward direction, coincide, in terms of curvature, with the bottom edge (9) of the transverse lamellae (3).
    Type: Application
    Filed: April 9, 2001
    Publication date: September 6, 2001
    Applicant: Gebr. Ludwig GmbH
    Inventor: Christian Bartenbach