Embodiments of the present invention relate to disk drives and a method of re injecting low density gas in {HEAD ~ a hermetically sealed disk enclosure} of {TAIL ~ a disk drive} 
of
Embodiments of the present invention relate to disk drives and a method of re injecting low density gas in { HEAD ~ a hermetically sealed disk enclosure } of { TAIL ~ a disk drive }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL