Tethered Pyrotechnic Apparatus for Acquiring a Ground Sample
NASA’s Jet Propulsion Laboratory
Saturday, August 01 2009
A tethered projectile would be pyrotechnically
driven into the ground.
A proposed alternative design for the balloon- borne
ground-sampling system described in the immediately preceding
article would not rely on free fall to drive a harpoonlike
sample-collecting device into the ground. Instead, the
harpoon-like sample-collecting device would be a pyrotechnically
driven, tethered projectile.
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