F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16H—GEARING
F16H7/00—Gearings for conveying rotary motion by endless flexible members
F16H7/08—Means for varying tension of belts, ropes or chains
F16H7/10—Means for varying tension of belts, ropes or chains by adjusting the axis of a pulley
F16H7/14—Means for varying tension of belts, ropes or chains by adjusting the axis of a pulley of a driving or driven pulley