Accidental defenestration prevention device for e.g. children, has corner plates on two vertical sides of window, where each plate has extension that moves aside device to allow closing of shutter having thickness of vertical side of window

摘要

The device has corner plates on two vertical sides of a window. The corner plates are mechanically fixed in the vertical sides of the window. Each corner plate has an extension with a locking enclosure. The extension moves aside the device to allow closing of shutter having a thickness of vertical side of window. A translucent panel adapted to the dimension of the window is fixed mechanically between the corner plates.