Closure cylinder has housing and core containing tumblers, peripheral cavities, locking bar in lengthwise grove, with control and plate cam.

摘要

The closure cylinder has a housing (3) and core (4) containing plate-type tumblers (5) turning from a locking to a release position. Each tumbler has at least one peripheral cavity and cooperates with at least one locking-bar (8) radially movable in the cylinder core and extending parallel with the core's lengthwise axis (7). The locking bar is held in an inner lengthwise groove (10) in the cylinder housing. The cylinder core also contains at least one control (11,11') with a plate cam (13) containing a peripheral recess.