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US 12,168,889 B2Granted
Mechanical lock and method of operation thereof
OwnerFelix Zolotinskyinventor
Life of this patent
Estimating the term…
Abstract
A lock including a set of tumblers preserving their position after contact with a key to permit blocking of the keyhole during the opening process.
Claims5
A lock openable with a key, comprising:
- a keyhole;
- movable tumblers with notches movable by the key to be aligned with each other and capable of maintaining their positions without the key being in the keyhole;
- a fence movable into the notches aligned with each other;
- and
- a flap capable of blocking the keyhole without the fence being within the notches,
- wherein the fence is movable into the notches only when the flap blocks the keyhole.
3 more elements
A method of opening a lock with a key, comprising
- inserting the key into a keyhole in the lock;
- bringing the key in contact with tumblers to change positions of the tumblers to align notches on the tumblers with respect to each other;
- removing the key so that the positions of the tumblers with respect to each other is maintained without contact with the key;
- blocking the keyhole with a flap;
- and
- after the keyhole is blocked, moving a fence into aligned notches to open the lock,
- wherein the fence is movable into the notches only when the flap blocks the keyhole.
4 more elements
Dependencies are inferred from the claim text.