Banking on Locks ...

ING Vysya Bank, headquarters in Bangalore on M.G. Road has a display of different type of locks...

A lock puzzle is a type of mechanical puzzle. It consists of a lock with unusual or hidden mechanics. Such locks are sometimes called trick locks, because opening them is like performing a magic trick. A matching key may or may not be used in this trick. Lock puzzles have a long history. Other lock puzzles stem from the necessity to invent secure locks in the Middle Ages. Lock puzzles are closely related to puzzle boxes.

They are innovative and quite an artifacts...

Securing ones possessions' has long been a concern of people throughout the world. Beyond hiding the objects or constantly guarding them the most frequently used option is to secure them with a device. Early solutions included knots to either detect, like the Thief knot, or hamper, like the Gordian knot. Refer ...