The non aqueous electrolyte secondary battery in accordance 1, wherein said {HEAD ~ electrode assembly} has {TAIL ~ a substantially elliptic transverse section} 
The non aqueous electrolyte secondary battery in accordance 1 , wherein said { HEAD ~ electrode assembly } has { TAIL ~ a substantially elliptic transverse section }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL