chapel de fer

Etymology
.

Noun

 * 1)  A kettle hat, a type of helmet.
 * 2) * 1842, Samuel Rush Meyrick, A Critical Inquiry Into Antient Armour, page 102, quoting an older work:
 * "Also sixteen chapels de fer, with seven broken wooden cross-bows." Joinville observes, that when the knights were wounded it became impossible very often, from the weight, and consequent fatigue, to put on their defensive [armor].
 * 1) * 1867, John Murray (firm), Handbook for Travellers in Yorkshire ..., page 170:
 * knight has a chapel de fer with wreath, a collar of SS., and on his surcoat a chevron charged with

Noun

 * : a (helmet)
 * 1) * 1839, Louis François de Villeneuve-Bargemont (marq. de Villeneuve-Trans.), Histoire de saint Louis, roi de France, page 473:
 * "fr"

- Les plastrons et les chapels de fer, les bassinets, les pots de fer, etc.,