E - Fixed Constructions – 05 – B
Patent
E - Fixed Constructions
05
B
70/50
E05B 37/16 (2006.01)
Patent
CA 1153574
ABSTRACT OF THE DISCLOSURE A mechanical digital lock operable through a series of mechanical operations actuated by the depression of digital keys and comprising an intellectual combination of essential mechanisms, including a plurality of keys, digital selectors, identifiers, locking means and automatic resets. The lock cannot be opened unless the predetermined digitals are sequentially depressed. Once the lock is opened, it is automatically reset. A change of combination of digitals can easily be effected manually without any tool. With structure the lock is highly reliable.
367710
Day San-Tong
Marks & Clerk
LandOfFree
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