Abstract: An apparatus for cutting elements of a window covering, such elements including at least a head rail, the apparatus comprising a holding plate having an opening for holding the head rail in a selected position; a cutting die disposed adjacent to the holding plate and having an opening for receiving the head rail extending therethrough; and a driving means operable to pivot the cutting die relative to the holding plate so as to cut the head rail.

Abstract: A measuring device for measuring the arc of an arched window comprising a base; measuring means selectively rotatable relative said base for measuring a distance between said base and said arch at a selected angle.

Abstract: A louvre, for use in a louvre shutter and having a generally hollow elongated aerofoil shape, defined by upper and under exterior walls, intermediate support walls between the upper and under exterior walls, for holding the shape of the upper and under exterior walls, an end closure member for each end having a body with a profile generally corresponding to the aerofoil shape defined by the upper and under exterior louvre walls, and a pivot axle extending from an outside surface for mounting the louvre rotatably, a plurality of frictional fingers formed on the inside surface formed of the body and located so as to inter-engage with portions of the support walls of the louvre. Also disclosed is a shutter comprised of such louvres, and having side frames between which such louvres are mounted in parallel spaced apart location.