By concentrating or focusing the radiant energy along a narrow area transverse to the direction of motion, the build up of heat in the core stock may be controlled satisfactorily to avoid deformation, yet enough energy is transferred to tack or fuse the laminate to the core stock surface at {HEAD ~ the points} of {TAIL ~ contact} 
of
By concentrating or focusing the radiant energy along a narrow area transverse to the direction of motion , the build up of heat in the core stock may be controlled satisfactorily to avoid deformation , yet enough energy is transferred to tack or fuse the laminate to the core stock surface at { HEAD ~ the points } of { TAIL ~ contact }
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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL