In a modified form, the transmission ring may be provided with internal gear teeth, and through {TAIL ~ a cooperating} gearing a secondary power shaft may be driven in the same or in the opposite direction relative to {HEAD ~ the primary power shaft} and at a different speed 
In a modified form , the transmission ring may be provided with internal gear teeth , and through { TAIL ~ a cooperating } gearing a secondary power shaft may be driven in the same or in the opposite direction relative to { HEAD ~ the primary power shaft } and at a different speed
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH