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  2. Thrust bearing - Wikipedia

    en.wikipedia.org/wiki/Thrust_bearing

    Thrust ball bearings, composed of bearing balls supported in a ring, can be used in low-thrust applications where there is little axial load. Cylindrical roller thrust bearings consist of small cylindrical rollers arranged flat with their axes pointing to the axis of the bearing. They give very good carrying capacity and are cheap, but tend to ...

  3. Dog clutch - Wikipedia

    en.wikipedia.org/wiki/Dog_clutch

    Dog clutch used to drive the rotating platter in a microwave oven. Dog clutch (disengaged) on the countershaft gears of the Honda CBR600RR transmission.. A dog clutch (also known as a dog box, dog gears, dog ring, clutch dog, or positive clutch) is a type of clutch that couples two rotating shafts or other rotating components by engagement of interlocking teeth or dogs rather than by friction.

  4. Simpson planetary gearset - Wikipedia

    en.wikipedia.org/wiki/Simpson_planetary_gearset

    The retrograde spin reduces the first carriers reaction to its ring motion thereby doubling the reduction of the first set and output. [3] Command of second gear is simpler, the second carrier is released and the sun drive is braked. Thus input is locked to the first ring, and output is locked to the first carrier.