| 摘要 |
A protection device (1) comprising an inflatable element (2) apt to assume an active inflated condition and a rest deflated condition and wherein said inflatable element (2) includes a knitted body (3) having a closed structure on at least four sides or walls and having at least a partially tubular shape to define an inner area or inner chamber (4), wherein the knitted body (3) includes a plurality of union threads (5) occupying at least partially the inner area (4) and apt to connect two faces or walls (3a, 3b) of the knitted body (4). |
