A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
LOCKDOWN CYLINDER LOCKS
An exemplary lock cylinder includes a shell, a plug positioned in the shell, and a locking assembly. The locking assembly is configured to prevent rotation of the plug when no key is inserted, and to permit rotation of the plug upon insertion of any of a plurality of keys having different bitting profiles. The locking assembly may further be configured to prevent key extraction when the plug is in a rotated position.
LOCKDOWN CYLINDER LOCKS
An exemplary lock cylinder includes a shell, a plug positioned in the shell, and a locking assembly. The locking assembly is configured to prevent rotation of the plug when no key is inserted, and to permit rotation of the plug upon insertion of any of a plurality of keys having different bitting profiles. The locking assembly may further be configured to prevent key extraction when the plug is in a rotated position.
LOCKDOWN CYLINDER LOCKS
CLIFFORD JASON CURTIS (author) / WELSBY SCOTT DOUGLAS (author) / RAPPL BRIAN ANDREW (author) / WALLS BRIAN EDWARD (author) / MALENKOVIC PETER (author) / BARKER KENTON HAYES (author)
2020-01-23
Patent
Electronic Resource
English
IPC:
E05B
LOCKS
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