Pleated fabric window covering cord lock

摘要

A cord lock having a first movable pin at one side of the cord, the other side of the cord being supported by a fixed pin, the movable pin pinching or clamping the cord against the fixed pin. The movable pin has toothed end portions and splines in the central portion. The toothed end portions mesh with racks within a housing to maintain a constant attitude for the moving pin and the splines engage the cords. A rectangular guide slides into the open end of the headrail with a first molded plastic part fitting over the open end of the headrail and end of the guide. The cord lock housing fits onto the molded plastic part and is free to rotate within the part providing self adjustment of the cord during use.