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Door lock and operation mechanism

  • US 20040183652A1
  • Filed: 03/21/2003
  • Published: 09/23/2004
  • Est. Priority Date: 03/21/2003
  • Status: Active Grant
First Claim
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1. A door locking apparatus comprising:

  • a door opening device supported on a door, the door opening device having a user verification system for receiving input data comprising;

    a memory for storing comparison data;

    a processor for comparing received input data with the stored comparison data and producing an output instruction;

    a locking mechanism controlled according to the output instruction from the processor;

    a door latch controlled by the locking mechanism, the door latch having a locked position and an unlocked position; and

    a remote power source separate from the door opening device for providing electrical power to the operate the locking mechanism and user verification system.

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