Inventors:
Edward Berton - Apollo Beach FL
Richard Obarski - Sun City Center FL
International Classification:
E05B 1300
Abstract:
A voluntary key restricting device attached to the interior side of an entry door to prevent the unlocking of a cylinder locking dead bolt mechanism by any outside key or burglar cylinder lock picking device. This device will prevent a dead bolt knob from rotating regardless of the angular locked position of the knob without the addition or removal of supplemental parts. It is self contained, requires no tools to install, requires no modifications to an existing door and has a built in child deterrent locking feature.