{HEAD ~ A further object} is to provide {TAIL ~ a device} which uses widely known elements and allows the production of the mentioned bags with comparatively high cycling speeds 
is to provide
{ HEAD ~ A further object } is to provide { TAIL ~ a device } which uses widely known elements and allows the production of the mentioned bags with comparatively high cycling speeds
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH