{TAIL ~ The action} of a lever 7, which makes the wheel 8 turn faster than wheel 3 combine with {HEAD ~ a certain interaction} between two specific groups of gravity masses 9 and 2 acting on the wheels 
{ TAIL ~ The action } of a lever 7 , which makes the wheel 8 turn faster than wheel 3 combine with { HEAD ~ a certain interaction } between two specific groups of gravity masses 9 and 2 acting on the wheels
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH