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From my experience of friction gearing, I am inclined to think it might do very well.

In America friction gearing has been tried, but I do not know with what success.

Grooved Friction Gearing.—Two grooved pulleys, which fit each other accurately, will transmit power without losing too much by friction.

The drill is automatic in its action, and the speed can be regulated by friction gearing.

Things went fairly well for a time on that memorable Thursday afternoon, when all the laboratory force made high holiday and scrambled for foothold on the locomotive for a trip; but the friction gearing was not equal to the sudden strain put upon it during one run and went to pieces.