In another embodiment, an electrical generator mounted on the pendulum is rotated by a drive gear engagement of the generator shaft with a drive gear mounted on {TAIL ~ said axis} and fixedly attached to {HEAD ~ the housing} 
In another embodiment , an electrical generator mounted on the pendulum is rotated by a drive gear engagement of the generator shaft with a drive gear mounted on { TAIL ~ said axis } and fixedly attached to { HEAD ~ the housing }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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 HEAD HEAD HEAD HEAD HEAD HEAD