LIQUID MEDIUM LEVEL GAUGE WITH PHOTOLUMINESCENT BACKLIGHT Russian patent published in 2019 - IPC G01F23/292 B60Q3/30 B60Q3/60 

FIELD: measuring equipment.

SUBSTANCE: invention relates to the field of measurement equipment and relates to a backlit liquid medium level gauge for a vehicle. Said gauge includes a container, a liquid medium located in the container, a photoluminescent element located on the container, and a light source configured to emit radiation to excite the photoluminescent element and thereby illuminate the container. Further, the liquid medium level is determined based on the degree of illumination of the container when the photoluminescent element is exposed to radiation.

EFFECT: providing a clearer visual display of the level of a liquid medium in the container.

20 cl, 9 dwg