Passguard

Upon a like horse, one armour cap-a-pe, engraven with a ragged staffe, made for the Earl of Leicester, a mainguard, passguard, manifare and gauntlet; the horse's furniture being a chafron, crinet, and breastplate of the ...

[…] fastened to it by a clasp at the back and a linch pin in front; the passguard, or elbow-piece; and the bridle-gauntlet.

The passguard is much larger than that worn in jousting at the tilt, reaching nearly to the left shoulder.

-Cuirass rounded and projecting

Epaulières re-appear on the shoulders, but pauldrons are also used, with the inner parts turned up: these are called passguards. The coutes are larger than we often have them at this period. […]

The knight's head rests upon his tilting-helmet, under which is a cushion. The helmet bears the crest an elephant's head […] The epaulières have ridges called passguards to protect the neck, and upon the breast ...