Definitions for "Heater shield"
Semi-cylindrical shield with a flat top edge. The shield was about 95 cm. long in the first half of the fourteenth century but was shortened later in the century. (Wise, Terence. Medieval Warfare, 249) Related terms: Armor
A form of knightly shield which appeared in the 13th Century, shaped like the bottom of a flat iron.
Shield with a flat top and sides that curve to a point