Actuator for sunshade awnings and blinds, has arrangement for locking the unrolling element to prevent inadvertent movement

摘要

The actuator is mounted with units for locking the element in position and includes the friction assembly of the kinematic chain constituted by the motor, the gearing (19), the unrolling tube (22) and the unrollable element, in the torque reducer of the motor and a short-circuit unit (20) of the motor.