Patent ID: 7934587

Claim:
An injection-moulded part comprising: an energy-absorbing device, having a plurality of hollow impact-absorbing elements ( 12 ) projecting from a first plate portion ( 10 ) and a plurality of hollow impact-absorbing elements ( 16 ) projecting from a second plate portion ( 14 ), the impact-absorbing elements ( 12 , 16 ) of the two plates portions being associated with each other in pairs; and a spacer comprising a plurality of spacer elements ( 20 ) projecting from a third plate portion ( 18 ), one of the first, second and third plate portions ( 10 , 14 , 18 ) being articulable with the other two of the first, second and third plate portions ( 10 , 14 , 18 ) via hinges ( 28 , 30 ), the hinges ( 28 , 30 ) being so arranged that, in a folded mode after each of the plate portions has been rotated through 180° about the hinges, a hollow impact-absorbing element ( 12 ) of the first plate portion, a hollow impact-absorbing element ( 16 ) of the second plate portion and a spacer element ( 20 ) are aligned in a direction perpendicular to a plane of the first, second, and third plate portions.