Originally Posted by
Catnap
actually my guess was that it shifted gear once a certain rotational speed was reached; the centrifugal force would then cause the higher gear to engage. but that's just a wild guess.
Ah, yes! You said 'automatic', not the kick-back or the A 2110 not the R 2110.
I guess it can only be like a Stratton clutch, with rollers on ramps - the cut-away picture is tantalising...