Hinge for ventilation window in greenhouse, has plastically deformable hinge pin connecting window push up rod to hook on window

摘要

The hinge pin (6) for connecting the window push-up rod (7) to a hook (3) on the window is plastically deformed when fitted so that it is fixed into position and can no longer rotate. The pin is made from aluminum or by e.g. extrusion and has an elliptical end for securing the rod to the hook.