The printhead includes an ink ejecting device and {HEAD ~ a seal} surrounding {TAIL ~ the ink ejecting device} 
surrounding
The printhead includes an ink ejecting device and { HEAD ~ a seal } surrounding { TAIL ~ the ink ejecting device }
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL