for giving flashing caution signals during drive, other than signalling change of direction, e.g. flashing the headlights

Full Title

Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor (for lighting vehicle interior B60Q3/00) > the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic > for giving flashing caution signals during drive, other than signalling change of direction, e.g. flashing the headlights