Mechanical device suitable for changing a rotary motion into a motion according to a curvilinear outline, in particular an elliptical outline

摘要

The invention refers to a mechanical device suitable for changing a rotary motion into a motion according to an elliptical outline (or to a different closed prefixed outline): said mechanical device, when installed into an automatic machine for assembling and sewing to a carrier a circular wedge, makes said machine suitable for sewing to said carrier a wedge of different shape, for example an elliptical wedge.;The present mechanical device is very useful for the production of stockings of "tights" type.