Patent ID: 9747728
Date: 2017-08-29
CPC Classifications: G07B,H01L

Claim:
1. A vehicle apparatus installed in a vehicle for use in a road toll or road communication system, comprising: electronic components configured to communicate with a toll center, the electronic components configured to be supplied with energy by a thermal-electric generator that generates electrical energy from a temperature difference applied between two-sides of the thermal-electric generator, wherein a first side of the thermal-electric generator is in intimate thermally conductive contact with an inside of a windowpane of the vehicle and wherein a second side of the thermal-electric generator opposing the first side of the thermal-electric generator is configured to face an interior of the vehicle; and a flat housing wherein the second side of the thermal-electric generator is capable of being connected to the interior of the vehicle via ventilation openings in the housing; wherein the windowpane is the front windshield of the vehicle.