US 12,145,653 B2
Front structure for an electric vehicle
Alexandre Sotty, Compiegne (FR); Nicolas Schneider, Saint Martin Longueau (FR); Yves Drouadaine, Pontoise (FR); and Elie Gibeau, Pont-Sainte-Maxence (FR)
Assigned to ArcelorMittal, Luxembourg (LU)
Appl. No. 17/640,769
Filed by ArcelorMittal, Luxembourg (LU)
PCT Filed Jul. 31, 2020, PCT No. PCT/IB2020/057270
§ 371(c)(1), (2) Date Mar. 4, 2022,
PCT Pub. No. WO2021/044233, PCT Pub. Date Mar. 11, 2021.
Claims priority of application No. PCT/IB2019/057513 (WO), filed on Sep. 6, 2019.
Prior Publication US 2022/0315111 A1, Oct. 6, 2022
Int. Cl. B62D 25/20 (2006.01); B60K 1/04 (2019.01); B62D 21/15 (2006.01); B62D 25/14 (2006.01)
CPC B62D 25/2018 (2013.01) [B60K 1/04 (2013.01); B62D 21/15 (2013.01); B62D 25/14 (2013.01); B60K 2001/0438 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A front structure for an electric vehicle, the front structure comprising:
a lower dash panel separating a passenger cabin and a front engine compartment,
a seat cross-member extending in a transverse direction and being attached at either ends to a lateral reinforcement structure; and
a tunnel nose including:
a front portion at least attached to the lower dash panel, and
a rear portion at least attached to the seat cross-member;
wherein a product of the ultimate tensile strength by an average thickness of the rear portion is greater than or equal to a further product of the ultimate tensile strength by the average thickness of the front portion and wherein the front portion is made from a material having a fracture strain of at least 0.6 and a critical bending angle of at least 75°.