Close helmet

Helmet that fully encloses the head, with pivoted bevor

The close helmet or close helm is a type of combat helmet that was worn by knights and other men-at-arms in the Late Medieval and Renaissance eras. It was also used by some heavily armoured, pistol-armed cuirassiers into the mid-17th century. It is a fully enclosing helmet with a pivoting visor and integral bevor.

This keyword could refer to multiple things. Here are some suggestions: