F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
F16D13/00—Friction clutches
F16D13/14—Friction clutches with outwardly-movable clutching members co-operating with the inner surface of a drum or the like
F16D13/16—Friction clutches with outwardly-movable clutching members co-operating with the inner surface of a drum or the like shaped as radially-movable segments