LED LIGHTING UNIT COMPRISING A 3D PRINTED STRUCTURE AND METHOD THEREFOR

• Main Authors: DE JONG, Boudewijn, DE SAMBER, Marc
• Format: Patent
• Language: English; French
• Published: 17.05.2018
• Subjects: ADDITIVE MANUFACTURING TECHNOLOGY; ADDITIVE MANUFACTURING, i.e. MANUFACTURING OFTHREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVEAGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING,STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; BLASTING; FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF; HEATING; 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; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR; TRANSPORTING; WEAPONS; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

A method of manufacturing a LED lighting unit is provided, in which a base module comprises at least one LED which is offset from a center of the base module. A 3D structure is printed over the base module having a light blocking feature over the center of the base module. A LED lighting unit. L'invention concerne un procédé de fabrication d'une unité d'éclairage à DEL dans laquelle un module de base comprend au moins une DEL décalée par rapport au centre du module de base. Une structure 3D est imprimée sur le module de base ayant une caractéristique de blocage de lumière sur le centre du module de base. Dispositif d'éclairage à LED.