Bitron S.p.a.

Massimo Nardini

Fabrizio Promutico

Marcello Pollastri

A door-locking device () including an actuator (); a locking pin () controllable by the actuator () and adapted to cooperate with a movable latching slider () to lock a door of an electrical household appliance, the locking pin () being movable between a rest position, wherein the locking pin allows the latching slider () to move, and a lock position, wherein the locking pin prevents the latching slider () from moving; a detection switch () able to switch between an open position and a closed position following a movement of the latching slider (), the detection switch () including a fixed contact element () and a movable contact element () resiliently stressed in closure towards the fixed contact element (), and a movable control member () interacting with the movable contact (). The control member () is also movable by a movement of the locking pin ().

Door locking device, particularly for electrical household appliances

Door-locking device () comprising an electromechanical control device (), which includes a locking pin () adapted to cooperate with a movable latching slider () for locking a door of an electric household appliance. The control device comprises a yoke (), a magnet part () fixed to the yoke () and comprising a permanent magnet () polarized along a direction substantially perpendicular to the yoke (), two electromagnets () arranged on opposite sides of the magnet part (), and a rocking keeper () comprising two arms () connected at an angle to each other, the keeper resting on a supporting surface () of the magnet part () so as to be able to rock between a first and a second position respectively in contact with one or the other of the cores () of the electromagnets ().

Growing community of inventors

Alatri, Italy

Massimo Nardini