{TAIL ~ This web} of cardboard material is guided, as illustrated, under the wedge clamping beams 3 and 4 and, therefore, spans {HEAD ~ the working surface} 2 
{ TAIL ~ This web } of cardboard material is guided , as illustrated , under the wedge clamping beams 3 and 4 and , therefore , spans { HEAD ~ the working surface } 2
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH 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