LIGHTING DEVICE FOR MOUNTING TO AN OPTICAL ELEMENT AND METHOD OF MANUFACTURE

• Main Authors: GIESE, Frank, EPMEIER, Matthias, KESSELS, Marcus Jozef Henricus, CROMPVOETS, Floris Maria Hermansz
• Format: Patent
• Language: English; French; German
• Published: 07.06.2023
• Subjects: BLASTING; FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF; HEATING; INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO THEFORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THELIGHT EMITTED; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATINGELEMENTS; LIGHTING; MECHANICAL ENGINEERING; NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; NON-PORTABLE LIGHTING DEVICES; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS; WEAPONS

A lighting device (2) for being mounted to an optical element, comprising: a center ring (20); a heat sink (4) comprising a lighting module mounting part (8) for connection with at least one lighting module (10), at least one hollow structure (12) enabling an air flow (A) through the at least one hollow structure (12), the at least one hollow structure (12) being positioned on a first side of the center ring (20); at least one housing part (6); at least one fan (14) comprised by the at least one housing part (6), the at least one fan (14) being arranged in relation to the at least one hollow structure (12) so that the air flow (A) through the at least one hollow structure (12) enables heat exchange between environmental air and a surface of the heat sink (4) when the at least one fan (14) is operated.