US 12,286,004 B2
Vehicle-body structure of electric automotive vehicle
Masaya Hiramatsu, Hiroshima (JP); Takehiro Kamei, Hiroshima (JP); and Takayuki Kimura, Hiroshima (JP)
Assigned to MAZDA MOTOR CORPORATION, Hiroshima (JP)
Filed by MAZDA MOTOR CORPORATION, Hiroshima (JP)
Filed on Mar. 14, 2022, as Appl. No. 17/654,735.
Claims priority of application No. 2021-092541 (JP), filed on Jun. 1, 2021.
Prior Publication US 2022/0379706 A1, Dec. 1, 2022
Int. Cl. B60K 1/04 (2019.01); B60K 17/12 (2006.01); B62D 21/02 (2006.01); B62D 25/02 (2006.01); B62D 25/20 (2006.01)
CPC B60K 1/04 (2013.01) [B60K 17/12 (2013.01); B62D 21/02 (2013.01); B62D 25/025 (2013.01); B62D 25/2036 (2013.01); B60K 2001/0438 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A vehicle-body structure of an electric automotive vehicle, the electric automotive vehicle having a motor for vehicle driving and a battery case for storing a battery for supplying electric power to the motor for vehicle driving, the battery case being arranged below a floor panel of the vehicle, the vehicle body structure comprising:
a pair of right-and-left front side frames extending in a longitudinal direction;
a pair of right-and-left frame members respectively extending forward from a vehicle-front portion of the battery case below the right-and-left front side frames,
plural left-side connection portions connecting said left frame member to said left front side frame, the plural left-side connection portions being spaced apart from each other in the vehicle longitudinal direction,
plural right-side connection portions connecting said right frame member to said right front side frame, the plural right-side connection portions being spaced apart from each other in the vehicle longitudinal direction,
a left outside connection portion connected to an outward side of the left frame member in the vehicle width direction and extending to an outward side of the battery case, and a left inside connection portion connected to an inward side of the left frame member in the vehicle width direction and extending to an inward side of the battery case, and
a right outside connection portion connected to an outward side of the right frame member in the vehicle width direction and extending to the outward side of the battery case, and a right inside connection portion connected to an inward side of the right frame member in the vehicle width direction and extending to the inward side of the battery case.