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Secure area ingress/egress control system

  • US 5,325,084 A
  • Filed: 04/08/1992
  • Issued: 06/28/1994
  • Est. Priority Date: 04/08/1992
  • Status: Expired due to Term
First Claim
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1. A security system for preventing unauthorized ingress to and egress from a secure area without impairing the safety of persons in the secure area comprising:

  • at least one security door leading out of the secure area to provide egress from the secure area, said at least one security door including means for locking said security door to prevent unauthorized opening thereof,an alarm system within the secure area,means at separated locations within the secure area for requesting activation of a disabling means, andmeans, associated with said locking means, for disabling said locking means in response to the occurrence of at least one of the following preselected events;

    activation of said alarm system;

    activation of said requesting means by two persons at separate locations within the secure area; and

    activation of said requesting means by a single person within the secure area plus a security guard affirmation.

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