Lock Status Indicator Device
作者： Yi-Ting Chi
DOI:
关键词:
摘要: A lock status indicator device ( 10 ) includes a base 12 secured to an outer surface 26 of door 24 with 30 ). The (30) bolt 32 moveable between extended, latching position and retracted, unlatching position. slider 14 is slideably mounted the first second indicators 59, 65 on face 56 for indicating in locked not allowing be retracted from or unlocked cam 16 pivotably guiding slot 61 through which protrusion 58 extends. shaft 18 engaged operably connected turnknob 33 jointly rotates response operation ), which, turn, moves
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