Patent ID: 8749344
Filing Date: 2014-06-10
Classification: G07C

Abstract:
1. An exit lane monitoring system for detecting and blocking wrong-way movement of a person through a passage between an access-controlled area and a public area while allowing those people moving in the direction toward the public area unimpeded movement toward and into the public area, comprising: at least one heel before toe sensor positioned on a floor of the passage intermediate the length of the passage, the sensor detecting the foot pressure exerted by people moving through the passage from the access-controlled area toward the public area and persons moving in a wrong way through the passage from the public area toward the access-controlled area, the sensor capable of detecting the wrong way movement of any person within a group of people simultaneously moving through the passage even though the other people in the group are properly moving from the access controlled area into the public area; passage control means selectively blocking an entry from the passage into the access controlled area to prevent any person moving through the passage from the public area toward the access-controlled area entry into the access controlled area; and, control means responsive to a sensor indication that someone is moving through the passage from the public area toward the access-controlled area to activate the passage control means to block the entry from the passage into the access controlled area and prevent movement of that person into the access-controlled area.