F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16H—GEARING
F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
F16H25/20—Screw mechanisms
F16H25/2015—Means specially adapted for stopping actuators in the end position; Position sensing means