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