These belt shaped members are successively attached one by one onto a forming drum having an outer circumferential length obtained by multiplying π inches by an integral number so that the side edges of {TAIL ~ the belt shaped members} are arranged in parallel with the axis of {HEAD ~ the forming drum} 
These belt shaped members are successively attached one by one onto a forming drum having an outer circumferential length obtained by multiplying π inches by an integral number so that the side edges of { TAIL ~ the belt shaped members } are arranged in parallel with the axis of { HEAD ~ the forming drum }
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 OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD