主权项 |
1. A door entry device that controls entrance to an inside area protected by a door, comprising:
a case that covers an outside portion of a door-locking device on the door; a key holder with a slot into which a key end fits; a knob mounted on the case; a keypad mounted on the case, wherein a currently active security code can be entered into the keypad, the security code requiring a plurality of selections on the keypad; and, wherein when the security code is entered, the key holder is actively engaged with the knob so that a user can unlock the door by turning the knob, and wherein when the key holder and the knob are disengaged, a user cannot unlock the door by turning the knob but can lock the door by turning the knob. |