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Electronic locking system

  • US 4,845,490 A
  • Filed: 01/28/1987
  • Issued: 07/04/1989
  • Est. Priority Date: 01/28/1987
  • Status: Expired due to Fees
First Claim
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1. An apparatus for managing a locking system having locks mounted on doors within the system and keys to operate the locks, said apparatus comprising:

  • a computer memory,means for listing in said computer memory the doors of the system having locks and labeling each door in the list as being either an external door or an internal door,means for entering in said computer memory data indicating which of said doors provides access to which other of said doors, andmeans for determining if an external door or external doors of the system provide access via a path indicated by said data either directly to each of said internal doors or via other of said internal doors of the system to each of said internal doors of the system.

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