A dispenser 9, in which the traction member forms {HEAD ~ a fork} comprising {TAIL ~ two branches} that are interconnected via a common web 
comprising
A dispenser 9 , in which the traction member forms { HEAD ~ a fork } comprising { TAIL ~ two branches } that are interconnected via a common web
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH