The carriage is mounted on the frame and defines one of {TAIL ~ the engagement points} by which {HEAD ~ the tensiometer} is coupled to the flexible member 
by is coupled
The carriage is mounted on the frame and defines one of { TAIL ~ the engagement points } by which { HEAD ~ the tensiometer } is coupled to the flexible member
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL REL OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH OTH