Clutches and apparatuses for power transmission, in particular, stepless controllable transmissions, V-disk continuous drives, regulator, control, branching, reversing and fixed ratio gears, toothed gearing in the form of cylinder gears and straight bevel gears, in particular for stationary applications, non-electric clutches, non-electric drive elements, non-electric RPM controller for machines, all the aforesaid goods except such for land vehicles