Patent ID: 7940163

Claim:
A wireless tire pressure monitoring system for installation in a truck-tractor and a platform of a towing vehicle for recognizing locations of wheels of the towing vehicle for enabling a driver of the towing vehicle to monitor the status of every wheel of the towing vehicle, the wireless tire pressure monitoring system comprising: a monitoring main unit installed in the truck-tractor of said towing vehicle; a plurality of sensors respectively installed in the wheels of said towing vehicle to detect a tire pressure of the respective wheel and to wirelessly output a respective packet containing a tire pressure data and an identification code of the respective wheel; a receiving antenna electrically connected to said monitoring main unit through a transmission line and capable of receiving the packet outputted by each said sensor for enabling said monitoring main unit to indicate an operation status of each wheel of the platform of said towing vehicle; and a register stored with an identification code and a location code of each said sensor installed in each wheel of the platform; wherein when said register receives a triggering signal containing an identification code of said monitoring main unit, said register compares and matches the identification code and the location code of every wheel of the platform of said towing vehicle with the identification code of said monitoring main unit and then sends matched data in the form of a wireless packet to said receiving antenna for enabling said monitoring main unit to recognize the installation location of every wheel of the platform of said towing vehicle.