Pivotable balcony glazing structure

A pivotable glazing structure or covering an opening comprising sheets forming sections, each section having a bottom edge and a top edge and each sheet is supported by its top or bottom edge to a first bearing rail (1) mounted on a structure and an opposite edge is supported at one supporting point (39) to a second bearing rail (31) mounted on a structure, wherein the sheets can be individually moved to an edge of the opening covered by the sheets on sheet supporting points (45, 46, 40) and pivoted through 90.degree. on first sheet hinge pins (40) which are positioned at supporting points (45, 40) in alignment with each other so as to expose an outwardfacing surface of the sheet (13), wherein a second hinge pin (6) of sheet (13) is provided with a latch (9) for locking said second hinge pin (6) in position as said sheet (13) is being pivoted on hinge pins (6, 40), said latch comprises a jutting member made of a flexible material and said jutting member is adapted to engage with a toothed portion (16) attached to or formed integrally with the bearing rail.