NATURAL ILLUMINATION SYSTEM Russian patent published in 2023 - IPC E04B7/18 

FIELD: construction.

SUBSTANCE: invention relates to the lighting systems for the interior space of buildings. The natural lighting system comprises a transparent dome with a focusing Fresnel lens, a light guide in the form of a tube with reflective inner walls, a rotary mechanism for the upper part of the light-receiving dome, which ensures its circular movement along the azimuth trajectory of movement using guides, as well as an apron in the form of a heat-insulated box, a light scattering unit with a light-diffusing lens at the end of the light guide, and a thermal barrier. The natural lighting system is additionally equipped with an inclined hinge mechanism with a focusing Fresnel lens placed in it, which ensures the appropriate tilt (raising and lowering) of the Fresnel lens in accordance with the height of the Sun in the sky.

EFFECT: increased natural light in the premises.

9 cl, 8 dwg