Abstract: A roto-translating system for opening and closing a wing which is configured to be mounted on a frame of the wing is provided with a first guide and a second guide arranged so as to define an angle greater than or equal to 90°; a first carriage and a second carriage which are configured to be coupled to an upper edge of the wing and to engage in a sliding manner the first guide and the second guide respectively; a spacer arm provided with a first end, which is configured to be fixed to a first structural element of the frame in a rotating manner about a first vertical axis, and a second end which is configured to be coupled to a lower edge of the wing.

Abstract: A roto-translating system for opening and closing a wing (2) which is configured to be mounted on a frame (4a, 4c) of the wing (2) is provided with:—a first guide (20) and a second guide (21) arranged so as to define an angle greater than or equal to 90°;—a first carriage (22) and a second carriage (23) which are configured to be coupled to an upper edge (9) of the wing (2) and to engage in a sliding manner the first guide (20) and the second guide (21) respectively;—a spacer arm (52, 132, 232) provided with a first end (54, 134, 235), which is configured to be fixed to a first structural element (6) of the frame (4a, 4c, 6) in a rotating manner about a first vertical axis (V1), and a second end (55, 135, 236) which is configured to be coupled to a lower edge (10) of the wing (2).