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The lock with rotating keyholes

[Category : - MECHANICAL ENGINEERING- OTHER- HUMAN NECESSITIES]
[Viewed 54 times]

The lock has two or more locking mechanisms and two or more rotating keyholes mechanically connected with each other.
For example, the rotating keyholes may be connected by the gears, as it shows on the drawing.
The user must insert both keys at the same time and rotate the key.
For example, the lock operated by the 2 cylinders.
If someone will pick one cylinder it will rotate the both keyholes. As a result another cylinder can't be used because the keyhole in the front of this cylinder in the wrong position.











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