Back to safe deposit index

Chubb Safe Deposit

The setup in this lock is :- Bank guardian key operating a spring loaded shutter over the renters keyway who also can set up 4 combination dials. The removable dial has 20 numbers. When the renters key is turned anti clockwise to close the lock the action automatically scrambles the combination.
The combination is adjustable and the lock dates from 1920 -25 period.