Patent ID: 6125477
Filing Date: 2000-10-03
Classification: A42B

Abstract:
A crash-helmet with a device for locking and releasing movable parts, comprising a helmet body and a part which is associated with said helmet body and is movable with respect to said helmet body along a movement path, a device being provided for locking and releasing said movable part, wherein said device comprises a first member, which is associated with said movable part and is provided with engagement regions which are mutually spaced along said movement path, and a second member, which is associated with the helmet body and is provided with at least one retention element engaging at least one of said engagement regions, said retention element being flexible in order to allow the movement of said movable part with respect to the helmet body and sequentially engaging said engagement regions when said movable part moves with respect to the helmet body, a locking member being provided which can engage said retention element in order to prevent its elastic yielding, locking the movement of said movable part with respect to the helmet body, or can be disengaged from said retention element to allow its elastic yielding.