| 摘要 |
<p>Door comprises upper casing, three rotating leaves (11, 12), and lateral posts (13). Casing includes longitudinal running rail, along which moves two trolleys attached to leaf, belt to which trolleys are attached, and moto-reducer having pinion driving belt. Central leaf (11) rotates anti-clockwise, and lateral leaves (12) rotates clockwise for opening door. When not pedestrian is detected, moto-reducer induces closing of doors.</p> |
