As the gripper approaches the knife, the drag may be placed on the gripper thereby compensating for {TAIL ~ pull} of {HEAD ~ the blade} 
As the gripper approaches the knife , the drag may be placed on the gripper thereby compensating for { TAIL ~ pull } of { HEAD ~ the blade }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD