| 摘要 |
<p>A box-like container for electric actuators for moving shutters by means of a chain, comprising two shell portions (11, 12) made of plastics, which are mutually coupled so as to form the outer enclosure (13) of the box-like container (10), and a third shell portion (17) made of plastics, which is arranged inside the outer enclosure (13) and is coupled to the inner bottom (18) of one of the two shell portions (11, 12) so as to delimit a first receptacle, in which the movement chain (15) is provided, and a second receptacle (20), which contains the electric and electronic components (25, 28) and part (16) of the gear systems for actuating the chain (15), the third shell portion (17) having an overmolded gasket (22) on the edges (21) for coupling to the inner bottom (18) of one of the two shell portions (11, 12).</p> |
