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US 2007/0176775 A1Published application
Security door apparatus
OwnerDavid Whiteinventor
Life of this patent
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Abstract
A security door apparatus where electric and electronic parts thereof are powered an internal power supply and the door incorporates enhanced power saving features which may be implemented in simple cost effective fashion, as well as improved alarm and monitoring units for security purposes.
Claims17
A security door apparatus comprising:
- an electronic lock powered by an internal power supply, the electronic lock having a keypad for input of a code for unlocking the electronic lock, and wherein the electronic lock is only powered for a predetermined period after a switch is activated.
A security door apparatus for a door comprising:
- a power source;
- an electronic lock operatively attached to the power source, wherein the electronic lock is normally not powered by the power source;
- a door opener movable between a first or closed position and a second or opened position to selectively open the door;
- means to provide power to the electronic lock from the power source for a predetermined amount of time;
- and
- means to unlock the electronic lock to permit movement of the door opener to the opened position.
3 more elements
A security door apparatus for a door comprising:
- a power source;
- an electronic lock operatively attached to the power source;
- a door opener movable between a first or closed position and a second or opened position to selectively open the door;
- an alarm unit;
- and
- a keypad operatively connected to the electronic lock and the alarm unit, wherein a first code is input using the keypad to unlock the electronic lock, and wherein a second code is input using the keypad to prevent activation of an alarm from the alarm unit.
3 more elements
Dependencies are inferred from the claim text.