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
F16D51/00—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like
F16D51/08—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as an expansible fluid-filled flexible member