operated by other surfaces of the key, e.g. openings receiving projections on the tumblers

Full Title

Cylinder locks with tumbler pins or balls that are set by pushing the key in > operated by other surfaces of the key, e.g. openings receiving projections on the tumblers

Classification Context

Section:

FIXED CONSTRUCTIONS

Class:

LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES

Subclass:

LOCKS; ACCESSORIES THEREFOR; HANDCUFFS