A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Lock indicators useable to signal the locked or unlocked state of one side of a cylindrical lock across the door selectively secured by the lock. For example, the present disclosure provides a cylindrical lock having an entry function with an indicator viewable by occupants of an area secured by the cylindrical lock. The lock indicators are magnetically driven.
Lock indicators useable to signal the locked or unlocked state of one side of a cylindrical lock across the door selectively secured by the lock. For example, the present disclosure provides a cylindrical lock having an entry function with an indicator viewable by occupants of an area secured by the cylindrical lock. The lock indicators are magnetically driven.
Cylindrical lock status indicator
CLIFFORD JASON C (author)
2023-11-14
Patent
Electronic Resource
English
IPC:
E05B
LOCKS
,
Schlösser