It is an object of {HEAD ~ the present invention} to provide {TAIL ~ a shock simulator} for simulating the force pulse on a fired projectile 
to provide
It is an object of { HEAD ~ the present invention } to provide { TAIL ~ a shock simulator } for simulating the force pulse on a fired projectile
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH