A second experiment conducted during a trip to Paris involved a propeller-driven bicycle designed by Bossi; the test rider achieved a speed of, but one drawback was noted: the gyroscopic effect of the propeller generated so much torque that the bicycle became unstable.
A second experiment conducted during a trip to Paris involved a propeller-driven bicycle designed by Bossi. The test rider achieved a speed of 37 km/h (23 mph), but one drawback was noted: the gyroscopic effect of the propeller generated so much torque that the bicycle became unstable.