{TAIL ~ The reciprocating} of the buried magnet system causes reciprocation of the piston assembly within {HEAD ~ a cylinder} to create oscillating pressure within the cylinder 
{ TAIL ~ The reciprocating } of the buried magnet system causes reciprocation of the piston assembly within { HEAD ~ a cylinder } to create oscillating pressure within the cylinder
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH