Time programmable unlocking lock
AssigneeYoung International LLC
InventorChih-Jung Chen
Life of this patent
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Abstract
A time programmable unlocking lock includes a tenon structure assembly, wherein the tenon structure assembly includes a front and a rear retaining plate, the front retaining plate connects to an inner side of a door and has a round hole for a tenon of the rear retaining plate to go through, the rear retaining plate has a slot disposed thereon and cooperates with a flange to slidingly connect to the inner side of the door, a front end of the rear retaining plate connects with the tenon, a rear end of the rear retaining plate connects with a metal plate, and the front retaining plate connects with the rear retaining plate through a compression spring. A timer device is disposed at the inner side of the door and controls the circuit operation, the timer setting and the counter setting of the time programmable unlocking lock.
Claims4
A time programmable unlocking lock comprising:
- a tenon structure assembly, comprising a front and a rear retaining plate, the front retaining plate connecting to an inner side of a door and having a round hole for a tenon of the rear retaining plate to go through, the rear retaining plate having a slot disposed thereon and cooperating with a flange to slidingly connect to the inner side of the door, a front end of the rear retaining plate connecting with the tenon, a rear end of the rear retaining plate connecting with a metal plate, the front retaining plate connecting with the rear retaining plate through a compression spring;
- a timer device disposed at the inner side of the door, the timer device controlling a circuit operation, a timer setting and a counter setting of the time programmable unlocking lock;
- a magnetic valve disposed and connected nearby the timer device, the valve having its top disposed with a cylindrical tenon;
- and
- a connecting rod disposed on top of the cylindrical tenon of the magnetic valve and connected to the door through a spring.
Dependencies are inferred from the claim text.