Key blank with movable element, corresponding key and corresponding lock cylinder bar and lock assembly

A lock assembly includes: a mandrel having a lock slot; a master pin (188) aligned with the lock slot; a side rail (222); a secondary pin (204) adjacent to the lock slot; and at least one supplemental sidebar control element for controlling the movement of the sidebar. The key blank has a key blade body having a main top edge (118) that receives main teeth (120) for controlling the main pin, a rib (132) that receives secondary teeth (136) for controlling the secondary pin, and at least one shuttle pin (138). The shuttle pin (138) engages the multi-stage ridge (164) within the lock slot to move the shuttle pin (138) from a retracted position to an extended position in which an end of the shuttle pin (138) actuates the supplemental sidebar control element. 一种锁组件包括：具有锁槽的芯杆；与锁槽对准的主销(188)；侧栏(222)；邻近锁槽的副销(204)；和用于控制侧栏移动的至少一个补充侧栏控制元件。钥匙坯具有钥匙片体，钥匙片体具有主顶部边缘(118)、肋(132)和至少一个穿梭销(138)，主顶部边缘接收用于控制主销的主齿(120)，肋接收用于控制副销的副齿(136)。穿梭销(138)接合锁槽内的多级脊(164)，以将穿梭销(138)从缩回位置移动到伸出位置，在伸出位置，穿梭销(138)的端部致动补充侧栏控制元件。