According to {TAIL ~ a second aspect}, the clutch mechanism can be used in any one of two arrangements by changing {HEAD ~ the assembling sequence} of various constituent elements 
According to { TAIL ~ a second aspect } , the clutch mechanism can be used in any one of two arrangements by changing { HEAD ~ the assembling sequence } of various constituent elements
OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL 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