| 摘要 |
The flap has a filtering unit (10) to filter light and opaque units (20, 30) to oppose light passage. The opaque units are mounted with respect to filtering units and are movable between folded position and unfolded position. The opaque units are arranged opposite to a portion of the filtering unit, in the folded position. The opaque units are arranged opposite to all the filtering units, in the unfolded position. Independent claims are also included for the following: (a) an overshadow device (b) a vehicle of transport. |
