Operation blocking device for operating rod for window or door uses two-armed lever with locking element at one end and cooperating with operating element at opposite end

摘要

The operation blocking device has a pivoted 2-armed lever (6) attached to the door or window panel, provided at one end with a locking element (8) cooperating with a locking edge (9) of the operating rod (2), its opposite end cooperating with an operating element (15), displaced along the operating rod via a stop, for pivoting the lever.