US Patent 10994711 Wireless towed vehicle breakaway detection and alert

Breakaway detection and alerting is described for the breakaway of a towed vehicle. In one example, a system includes a breakaway detector attached to a towed vehicle to detect when a distance to a tow vehicle has exceeded a predetermined distance and to generate a breakaway detection signal and a wireless interface coupled to the detector to receive the breakaway detection signal and to transmit a wireless breakaway alert signal in response thereto.