Headshield

Two new molded fiber-glass plastic headshields for weldors are reported to offer the user lighter weight comfort with complete head protection from the welding arc and spatter.

Trilobites have a distinct headshield or cephalon and a distinct tailshield or pygidium, and in both these regions the original segmentation has been suppressed — more completely in the cephalon than in the pygidium — and [...]