In these videos, both from the same event in late 2013, in Nippissing, Ig Nobel Prize winner Troy Hurtubise demonstrates his technology that protects him, to some degree, even when a large man whacks Troy in the head with a baseball bat:
Here’s a Nippissing News report about the festive occasion.
BONUS (possibly, but not necessarily, unrelated): “Brazil unveils ‘Robocop’ suit to protect super-elite police unit during World Cup”
BONUS: A 2008 essay by one of Troy’s many admirers