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Electromechanical door lock system

  • US 4,917,419 A
  • Filed: 08/22/1988
  • Issued: 04/17/1990
  • Est. Priority Date: 08/22/1988
  • Status: Expired due to Term
First Claim
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1. A garage door lock system for locking a garage door to a door frame comprising:

  • a latch mountable on a garage door, said latch having a tongue with a bolt aperture opening through said tongue;

    a block of solid material fastenable to said door frame, said block having an elongate bolt bore extending into said solid material and a tongue slot, said bolt bore opening into said slot;

    a bolt slidably mounted within said bore, said bolt being movable to a first portion extending into said slot and a second position retracted from said bolt aperture and into said bolt bore;

    a solenoid mounted on said block, said solenoid including a plunger, said plunger being movable by said solenoid between a first extended position and a second energized position, said plunger being non-colinear with said bolt; and

    a coupling mechanism connected between said plunger and said bolt for causing said bolt to move between said first and second positions.

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