Encyclopedia of historical weapons - Spangenhelm

A modern German term describing conical helmets constructed of a number of segments riveted together; descended from Late Roman prototypes.

Encyclopedia of historical weapons

From Encyclopedia

Aventail
A curtain of mail attached by means of staples (ver-velles) around the base of a helmet (especially the basinet ), and…
Morion
Form of a helmet with a distinctively curved brim and a high crest.
Plackart
Part of armor. Covers the wearer's lower rib and stomach area. Attached with straps which allows better flexibility.
Schynbald
See Greave.
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