Any design having an enclosed housing with a metal attached to {HEAD ~ a magnet} that is releasable by {TAIL ~ a snapping motion} or a fast shake is within this invention 
is releasable by
Any design having an enclosed housing with a metal attached to { HEAD ~ a magnet } that is releasable by { TAIL ~ a snapping motion } or a fast shake is within this invention
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH