| 摘要 |
<p>A helmet comprising a helmet body (70), a chin strap (100) arranged in use to pass under a wearer's chin with each end of the strap passing between the rim of the helmet and the wearer's head and through slots (72, 74) in the helmet body (70) to the outer side thereof, and a releasable fastener (108) located outside the helmet body (70) and above the rim thereof, the adjustment means (108) engaging with the ends of the chin strap (100). The chin strap (100) is in one-piece strap without any form of connecter under a wearer's chin. The releasable fastener (108) is operable to tighten the chin strap (100) when the latter is in position under a wearer's chin. <IMAGE></p> |
