As a result, the ignition timing is advanced further as shown by the curve C in FIG 1 until {HEAD ~ the shoulder 10b} of the second cam plate 10 is stopped by {TAIL ~ the stopper pins} 11 
is stopped by
As a result , the ignition timing is advanced further as shown by the curve C in FIG 1 until { HEAD ~ the shoulder 10b } of the second cam plate 10 is stopped by { TAIL ~ the stopper pins } 11
OTH OTH 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 OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH