Vertical sliding door has drum and drive motor provided on one of two lateral upright posts, and upper strut with supports that correspond with vertical path of straps and in which guiding rails and horizontal rollers are mounted

摘要

The vertical sliding door has two lateral upright posts (1,2), and an upper strut (3) in which a flexible sheet (4) is hung. The ends of strap (6) are fixed at the lower bar (5) of flexible sheet to enable folding and unfolding of sheets towards the top and bottom, respectively. The upper strut has supports (7) that correspond with vertical path of straps and in which guiding rails (8) and horizontal rollers are mounted. The drum (11) and drive motor (12) are provided on one of the two lateral upright posts.