US Patent 10436391 Lighting device, luminaire and manufacturing method

Disclosed is a lighting device (100) comprising a plurality of solid state lighting (SSL) elements (20) such as LEDs that can be manufactured in a cost-effective manner and that emulates the appearance of an incandescent lighting device. The lighting device has a luminous arrangement comprising opposing tubular portions (12, 14) in between which strip-shaped portions (16) that carry the SSL elements radially extend. The luminous arrangement is mounted on a support structure (30) fitted inside a transmissive body (1 10) of the lighting device. A luminaire including the lighting device, a method of manufacturing the luminous arrangement and a method of manufacturing the lighting device are also disclosed.