Patent ID: 11958349
Assignee: RENAULT S.A.S.
Field: Transport (Mechanical engineering)
Classification: CPC B  H  Y | IPC B  H

Claim 15:
16. A method for assembling a vehicle structure comprising:
perforating a foam plate;
arranging the foam plate between a vehicle floor and a vehicle battery tray;
compressing the foam plate to a degree of compression of between 20% and 40%; and
securing the battery tray to the floor in such a way that the foam plate remains compressed to a degree of compression of between 20% and 40%,
wherein a surface of the foam plate comprises microscopic perforations configured for evacuating air contained in the foam when the foam plate is compressed and/or configured to avoid ingress of water into the foam, and
wherein a density of the microscopic perforations is between 2 and 10 of the microscopic perforations per mm2 of the surface of the foam plate.