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Remotely operable security deadbolt lock device with anti-theft manually operable release

  • US 5,636,536 A
  • Filed: 12/08/1995
  • Issued: 06/10/1997
  • Est. Priority Date: 12/08/1995
  • Status: Expired due to Term
First Claim
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1. A remotely operable security deadbolt lock device having an anti-theft manually operable release for a vehicle having at least one entryway defined by the vehicle and having a closure therefor for closing and securing the at least one entryway, said lock device comprising:

  • deadbolt means having a locked position and an unlocked position adapted for mounting on either one of the at least one entryway or on the closure therefor for securing the closure to the at least one entryway for preventing unauthorized opening of the closure;

    said deadbolt means including a deadbolt plunger, a crank arm coupled to said plunger for sliding movement therewith between the locked and unlocked positions of said deadbolt means, and a housing through which said deadbolt plunger and at least a portion of the crank arm can move between the locked position and the unlocked position, said housing being adapted for mounting on either one of the at least one entryway or on the closure therefor, said crank arm of said deadbolt means having a hook extending therefrom, and said housing having catch means adapted and positioned for retaining said hook of said crank arm when said deadbolt plunger is in the locked position;

    receiving means for receiving a portion of the deadbolt means and securing the deadbolt means when in the locked position, said receiving means being adapted for mounting on the other of the at least one entryway and the closure from which said deadbolt means may be mounted;

    an actuator adapted for mounting on the one of the at least one entryway or the closure therefor on which the deadbolt means is adapted to be mounted, said actuator being operably connected to said deadbolt means;

    a receiver capable of receiving a selected electrical signal and electrically coupled to said actuator to cause said actuator to be energized upon receiving the selected electrical signal to move said deadbolt means between the locked and the unlocked positions;

    a transmitter remote from said receiver capable of transmitting the selected electrical signal to said receiver; and

    manually manipulable release means adapted to be positioned within the vehicle operably connected with said deadbolt means for releasing said deadbolt means from said receiving means when said release means is manually manipulated from within the vehicle when said deadbolt means is in the locked position, said manipulable release means being inoperable except upon manual manipulation of said manipulable release means, said manually manipulable release means comprising means secured to a rotatable shaft affixed to said crank arm for manually rotating said shaft, whereby upon manual rotation of said manually rotatable means said shaft rotates to pivot said crank arm and said hook thereof away from said catch means permitting said deadbolt plunger to be manually slid away from said receiving means therefor, thereby releasing said deadbolt means from said receiving means.

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