{HEAD ~ an air supply} for {TAIL ~ said air jet devices} which is discontinued when said loom is stopped 
for
{ HEAD ~ an air supply } for { TAIL ~ said air jet devices } which is discontinued when said loom is stopped
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH