A bi-stable brake actuator is provided and includes a fixed core movable in a first direction, a coil disposed in the fixed core and configured to generate magnetic fields of opposite polarities when supplied with opposing currents, respectively, a movable core disposed to move between retracted and extended positions with respect to the fixed core and the coil in exclusively a second direction defined orthogonally with respect to the first direction and a permanent magnet assembly. The permanent magnet assembly is disposed to move between first and second positions in accordance with the coil being supplied with the opposing currents, respectively.
ELEVATOR SAFETY ACTUATOR
AUFZUGSSICHERHEITSAKTUATOR
ACTIONNEUR DE SÉCURITÉ D'ASCENSEUR
20.01.2021
Patent
Elektronische Ressource
Englisch
IPC: | B66B Aufzüge , ELEVATORS |