Originally Posted by
MoAlpha
I had one sort of like that—a Protech, if I recall. Complete gobbich.
I think you're close. The name was Pro-something or other.
Edit: Nope, it was made by Brancale of Italy. It does resemble Protec skateboard helmets, though.
I finally recognized the logo on the front and googled "vintage Brancale Sport helmets and found it under images of vintage Brancale helmets.