A crampon is a metal rod, pointed at both ends, used by builders to strengthen a masonry wall. It is also called a “crampiron”, “cramp”, or a “wolf-hook”. It’s a period charge, found in the arms of Winterstetten, c.1340 [Zurich 122]. The crampon is palewise by default. See also hook.
Patriche del Lupo bears: Per pale angled reversed argent and purpure, two wolf-hooks palewise in fess counterchanged.
Hilderun Hügelmann bears: Sable, a crampon Or.
Diethelm Waltorfer bears: Azure, three crampons Or.