During this pivoting, the pressing roller 3 contacts the above mentioned opposite major surface of the web 1 and, depending on the magnitude of the pressure prevailing in the chamber 11, the pressing roller 3 presses the web 1 with {HEAD ~ a predetermined force} against {TAIL ~ the driven roller} 2 
against
During this pivoting , the pressing roller 3 contacts the above mentioned opposite major surface of the web 1 and , depending on the magnitude of the pressure prevailing in the chamber 11 , the pressing roller 3 presses the web 1 with { HEAD ~ a predetermined force } against { TAIL ~ the driven roller } 2
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 HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH