The arm member 46 is integrally formed therewith a knife support arm 43 which has a cloth cutting knife 42 at the leading end and a lift arm 45 supporting a roller 44 at {HEAD ~ the leading end} for engaging {TAIL ~ the engaging face} 39 
The arm member 46 is integrally formed therewith a knife support arm 43 which has a cloth cutting knife 42 at the leading end and a lift arm 45 supporting a roller 44 at { HEAD ~ the leading end } for engaging { TAIL ~ the engaging face } 39
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 REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH