Actuating system for semi-fixed type double door leaf, has lower rod comprising outer rod element and inner rod element, where inner rod element slides in outer rod element to adjust length of lower rod

摘要

The system has a control mechanism (2) actuating an upper rod (4) and a lower rod (5) i.e. telescopic rod, between locking and releasing positions. The lower rod comprises an outer rod element and an inner rod element, where the inner rod element is inserted in the outer rod element. The inner rod element slides in the outer rod element to adjust the length of the lower rod. The rods include fixation units for fixing the inner rod element with the outer rod element. A lower bolt is clipped in the inner rod element of the lower rod, where the lower bolt comprises a horseshoe shaped body.