The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 11, 2002
Filed:
Dec. 15, 1999
Theodorus F. M. M. Maas, Eindhoven, NL;
Johannes P. M. Ansems, Eindhoven, NL;
Simon H. A. Begemann, Eindhoven, NL;
Abstract
The light generator comprises a housing ( ) with a light source in the form of a plurality of LEDs ( ′, . . . ), each having a luminous flux of at least 5 lm during operation. The housing ( ) also comprises a collimating lens ( ) and a Fresnel lens ( ) for focusing the beam generated by the LEDs ( ′, . . . ). The light engine is further provided with drive means in a box ( ) for driving the LEDs ( ′, . . . ). Preferably, the collimator lens ( ) has a number of sub-lenses ( ′, . . . ), the optical axis of each of the sub-lenses coinciding with the optical axis of a respective one of the LEDs ( ′, . . .).