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(11) | EP 1 316 264 A3 |
| (12) | EUROPEAN PATENT APPLICATION |
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| (54) | Protective helmet |
| (57) Protective helmet consisting of a hard shell (2) comprising a crown (3) that is essentially
hemispherical in shape and two side sections (4a, 4b) extending from the edges of
the crown (3). The helmet (1) additionally comprises at least one expandable liner
(11) placed inside the hard shell (2) and forming at least one air-tight chamber (12);
and means for inflation and deflation (13) of the chamber or chambers (12) mentioned
above. |