Electromechanical lock with a drop bolt that is configurable in a fail safe mode or a fail secure mode

摘要

Electromechanical Drop Bolt This invention relates to an electromechanical bolt assembly 1 which allows for adjustment of its mode of operation between a fail safe mode and a fail secure mode with a manual override feature. The assembly I includes a housing 3 with a bolt 4 movable relative to the housing 3. The assembly 1 also includes a powered drive 29, a powered actuator 26 and a key operated actuator 25, all operable for moving the bolt 4 relative to the housing 3.