Vehicle body

1. A vehicle body ( 12 ) comprising:

a center pillar ( 26 ) that is located at a boundary between a front side door ( 13 ) and a rear side door ( 14 ) and extends downward from a roof ( 18 );

a side sill ( 27 ) that is coupled to a lower end of the center pillar ( 26 ) and partitions a lower end of a door openings ( 15 ) opened and closed by the front side door ( 13 ) and the rear side door ( 14 ); and

a side outer panel ( 25 , 61 ) that forms an outer surface with the center pillar ( 26 ) and the side sill ( 27 ) and includes a first ridge ( 29 ) that partitions an opening ( 15 a ) for the front side door ( 13 ) and a second ridge ( 32 ) that partitions an opening ( 15 b ) for the rear side door ( 14 ), wherein

the side outer panel ( 25 , 61 ) includes:

a base portion ( 52 ) that swells from the outer surface, and forms a front ridge ( 48 , 64 ) extending along the first ridge ( 29 ) of the center pillar ( 26 ) and crossing an upper edge ( 47 , 63 ) of the side sill ( 27 ), and a rear ridge ( 51 , 66 ) extending along the second ridge ( 32 ) of the center pillar ( 26 ) and crossing an upper edge ( 49 , 65 ) of the side sill ( 27 );

a front side sill portion ( 25 b , 61 b ) that extends in a front-rear direction in front of the base portion ( 52 ) and forms a first groove ( 55 , 76 ) between the front side sill portion ( 25 b , 61 b ) and the base portion ( 52 ); and

a rear side sill portion ( 25 c , 61 c ) that extends in the front-rear direction behind the base portion ( 52 ) and forms a second groove ( 57 , 78 ) between the rear side sill portion ( 25 c , 61 c ) and the base portion ( 52 ).

2. The vehicle body according to claim 1 , wherein a side wall of the first groove ( 55 , 76 ) is continuous from the front ridge ( 48 , 64 ), and a side wall of the second groove ( 57 , 78 ) is continuous from the rear ridge ( 51 , 66 ).

3. The vehicle body according to claim 1 , further comprising a first bead ( 56 , 77 ) that is formed on the front side sill portion ( 25 b , 61 b ) and extends in the front-rear direction and a second bead ( 58 , 79 ) that is formed on the rear side sill portion ( 25 c , 61 c ) and extends in the front-rear direction.

4. The vehicle body according to claim 3 , wherein the first bead ( 56 ) and the second bead ( 58 ) include beads ( 56 b , 58 b ) that are recessed inward within beads ( 56 a , 58 a ) that swell outward, respectively.

5. The vehicle body according to claim 3 , wherein the first bead ( 77 ) and the second bead ( 79 ) include curved surfaces ( 77 a , 79 a ) that have a generating line extending in the front-rear direction and are curved so as to swell outward, respectively.

6. The vehicle body according to claim 3 , wherein an upper end and a lower end of the first groove ( 76 ) are partitioned by steps ( 81 ) that are formed on extension lines of an upper edge and a lower edge of the first bead ( 77 ), respectively, and an upper end and a lower end of the second groove ( 78 ) are partitioned by steps ( 82 ) that are formed on extension lines of an upper edge and a lower edge of the second bead ( 79 ), respectively.

7. The vehicle body according to claim 1 , wherein the side outer panel ( 61 ) includes:

a front upper wall ( 67 ) that extends continuously from the center pillar ( 26 ) so as to surround the opening ( 15 a ) for the front side door ( 13 );

a front vertical wall ( 68 ) that is formed by bending downward from an outer end of the front upper wall ( 67 ) and spreads along a vertical plane to define the first ridge ( 29 ) between the front vertical wall ( 68 ) and the front upper wall ( 67 ); and

a front lower wall ( 71 ) that is formed by bending toward an interior space from a lower end of the front vertical wall ( 68 ) to define a third ridge ( 69 ) between the front lower wall ( 71 ) and the front vertical wall ( 68 ), and

the front lower wall ( 71 ) includes an electrodeposition hole ( 83 ) formed at a front-rear direction position (Pf) intersecting the first groove ( 76 ).

8. The vehicle body according to claim 1 , wherein the side outer panel includes:

a rear upper wall ( 72 ) that extends continuously from the center pillar ( 26 ) so as to surround the opening ( 15 b) for the rear side door ( 14 );

a rear vertical wall ( 73 ) that is formed by bending downward from an outer end of the rear upper wall ( 72 ) and spreads along a vertical plane to define the second ridge ( 32 ) between the rear vertical wall ( 73 ) and the rear upper wall ( 72 ); and

a rear lower wall ( 75 ) that is formed by bending toward an interior space from a lower end of the rear vertical wall ( 73 ) to define a fourth ridge ( 74 ) between the rear lower wall ( 75 ) and the rear vertical wall ( 73 ), and

the rear lower wall ( 75 ) includes a bead ( 84 ) formed at a front-rear direction position (Pr) intersecting the second groove ( 78 ) and extending orthogonally to the fourth ridge ( 74 ).

9. The vehicle body according to claim 1 , wherein the side outer panel ( 61 ) further includes an auxiliary base portion ( 62 ) that swells from the outer surface while continuing upward from the base portion ( 52 ), a door hinge mounting area ( 53 ) being arranged between the auxiliary base portion ( 62 ) and the base portion ( 52 ).

10. The vehicle body according to claim 1 , wherein the base portion ( 52 ) forms a receiving body ( 54 ) that swells in a truncated cone shape from the outer surface at a position closer to the first groove ( 55 , 76 ) than the second groove ( 57 , 78 ) and is configured to receive a stopper of the front side door ( 13 ) at a closed position of the front side door ( 13 ).

11. The vehicle body according to claim 1 , further comprising:

a side sill stiffener ( 86 ) that is joined to a side sill inner panel ( 85 ) to form the side sill ( 27 ) while reinforcing a flexural strength of the side sill ( 27 ); and

a center pillar stiffener ( 88 ) that is joined to a center pillar inner panel ( 87 ) to form the center pillar ( 26 ) while reinforcing a flexural strength of the center pillar ( 26 ) and is coupled to the side sill stiffener ( 86 ) at a lower end ( 88 a ) partitioned in the front-rear direction at the first groove ( 76 ) and the second groove ( 78 ).

12. The vehicle body according to claim 2 , further comprising a first bead ( 56 , 77 ) that is formed on the front side sill portion ( 25 b , 61 b ) and extends in the front-rear direction and a second bead ( 58 , 79 ) that is formed on the rear side sill portion ( 25 c , 61 c ) and extends in the front-rear direction.