| 摘要 |
The invention relates to a flexible cover (1) comprising at least one, so-called composite, layer (2), formed from a composite material (7) consisting of at least one fabric and at least one elastomer (3) and a flat metal blade (4) secured to the composite layer (2) by elastomer (3) and comprising pre-cut lines (5) for fragilisation of the flexible cover (1), the pre-cut lines (5) being arranged so as to create areas in the form of petals, the composite layer (2) and the metal blade (4) being designed so as to return to an initial position once the flexible cover (1) has been opened. |
