F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16H—GEARING
F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
F16H55/32—Friction members
F16H55/52—Pulleys or friction discs of adjustable construction
F16H55/56—Pulleys or friction discs of adjustable construction of which the bearing parts are relatively axially adjustable
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16H—GEARING
F16H13/00—Gearing for conveying rotary motion with constant gear ratio by friction between rotary members
F16H13/10—Means for influencing the pressure between the members
F16H13/14—Means for influencing the pressure between the members for automatically varying the pressure mechanically
Appareil de transmission mecanique automatique a variation continue du rapport de transmission depuis un rapport infini jusqu'a un rapport inferieur a 1/1