Vertical sliding screens for the control of the upper and lower wind of mechanical and manual operation (Machine-translation by Google Translate, not legally binding)

摘要

Vertical sliding screens for the control of the wind of terraces, characterized in that they are totally transparent, lacking a frame in the entire perimeter, being able to slide vertically and independently by the inside of guides (14) (15) by means of mechanical drive, the sliding screen (3) and manual, the sliding screen (4). (Machine-translation by Google Translate, not legally binding)