Patent ID: 11904766
Assignee: W. GESSMANN GMBH
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC B  F  G | IPC B  F

Claim 0:
1. A light signal device for a driverless transport system, comprising:
a front element having a plurality of optically transparent light exit openings, the front element being opaque apart from the light exit openings; and
at least one light generating unit having a light guide and having two light sources arranged at opposite ends of the light guide;
wherein the light guide has a plurality of light decoupling elements in order to emit light through the light exit openings;
wherein the light exit openings are arranged on the front element in a plurality of rows; and
wherein a separate light generating unit is provided for each of the rows;
wherein each of the rows has a plurality of light exit openings in a height direction, the light exit openings being arranged closer together within one of the rows than between two adjacent rows; and
wherein light is supplied to a plurality of light exit openings by a single light decoupling element of the light guide.