Patent ID: 7275581

Claim:
Shutter device with a shutter ( 1 ) and with driving means for displacing the shutter ( 1 ) between an open position and a closed position and comprising a drum ( 8 ) about which the shutter ( 1 ) is wound into its open position, whereby, in this open position, the shutter forms a roll ( 31 ) made up of turns of successive layers of the shutter ( 1 ), and from which drum ( 8 ) the shutter ( 1 ) can be unwound into its closed position, wherein the shutter device comprises confining means comprising hooking means ( 11 ) for holding successively turns tight one against the other as the shutter ( 1 ) is displaced into its closed position, wherein the hooking means are extending along the length of the shutter ( 1 ) and wherein at least one pressing element is provided for applying a thrust force to the hooking means ( 11 ) for fixing the successive turns of the roll ( 31 ) one to the other, whereby said thrust force is applied along a direction that is substantial radial to the drum ( 8 ).