08733021 cites 20 patents.

A casement window unit including a fixed frame (2); a movable sash (3) connected to the fixed frame by a pair of hinged members (4, 5) joined to respective members of the fixed frame and of the sash so as to allow the movable sash to move between a closed position, where the fixed frame and the sash are in contact with each other, and an open position, where at least one stile (3c) of the sash is at a certain distance from the fixed frame towards the outside of the room where the window unit (1) is installed, and vice versa; and a movement arm (7) acting on the sash in such a way that it moves the sash from the closed position to the open position, and vice versa.

Casement window unit with an operating and closing slide unit for the movable frame of the window unit
Application Number
Publication Number
8733021 (B2)
Application Date
September 24, 2010
Publication Date
May 27, 2014
Marco Lambertini
San Lazzaro di Savena
Pearne & Gordon
GSG International S p A
E05D 15/00
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