Patent ID: 7046127

Claim:
A system for detecting an object while reversing a vehicle and providing an indication to a driver of the proximity of the object comprising sensor means for detecting an object in the path of a reversing vehicle within a range of one meter of the vehicle, said sensor means comprising a plurality of proximity sensors for mounting in spaced apart relationship across the back of the vehicle, each sensor and arranged to transmit an ultrasonic signal and receive a reflected signal from an object in the path of a transmitted signal from the same sensor or a different sensor, electronic control means arranged to receive said reflected signals from said sensors and determine the proximity of said object to the vehicle, radio frequency transmitter means in communication with said electronic control means for transmitting a signal representative of the distance of the object detected by said sensor means from the vehicle, and radio frequency receiver means for receiving the signal from said transmitter means and generating a visual and/or audible indication to the driver of the proximity of the detected object relative to the vehicle, wherein said sensor means, electronic control means and transmitter means are combined in a detachable unit for transfer between vehicles.