The cutting member is mounted on the frame for {HEAD ~ movement} between {TAIL ~ a retracted position} to which it is biased at which the cutting edge is positioned to restrict contact between a person using the dispenser and the cutting edge and at which the contact surface extends along the one side of the passageway—and a cutting position to which the cutting member can be moved from its retracted position by manually tensioning sheet material being pulled from the dispenser around the contact surface of the cutting member 
The cutting member is mounted on the frame for { HEAD ~ movement } between { TAIL ~ a retracted position } to which it is biased at which the cutting edge is positioned to restrict contact between a person using the dispenser and the cutting edge and at which the contact surface extends along the one side of the passageway — and a cutting position to which the cutting member can be moved from its retracted position by manually tensioning sheet material being pulled from the dispenser around the contact surface of the cutting member
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