Key and lock system

Details Key and lock system Key and lock system

E - Fixed Constructions

05

B

70/57

E05B 19/06 (2006.01) E05B 29/00 (2006.01)

Patent

CA 1113738

ABSTRACT A key for a safety lock having two grooves on each flat side with pairs of identical grooves being located symmetrically opposed about the central axis of the key profile. The grooves (2,3) and the tumbler cams are fashioned in pairs with different dimensions, for the purpose of increasing the number of possible combinations. Thus, both the width and/or depth of a groove may be constant or variable.

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