Rear vehicle body structure

A rear vehicle body structure comprising:

• a rear side member including,
• a front portion in front of a rear wheel house, extending in a vehicle longitudinal direction,
• a rear portion disposed on a transversely inner side of the front portion, extending in the vehicle longitudinal direction, and having a first wall on a transversely outer side thereof, and
• a middle portion having a second wall continuously provided from a front end of the first wall of the rear portion to a transversely outer rear end of the front portion;
• a longitudinally extending side sill inner, a rear portion of which is connected transversely outside the front portion of the rear side member, the rear portion comprising a third wall configured to be accommodated within width of the rear side member;
• a rear floor placed on the rear side member and the side sill inner, with its undersurface connected to a bottom portion of the rear side member through the third wall of the side sill inner;
• and
• connecting means for connecting, on substantially the same plane as the third wall of the side sill inner, a rear end of the third wall to the rear side member at a vicinity of a transition point from the first wall to the second wall.

A rear vehicle body structure comprising:

• a rear side member including,
• a front portion in front of a rear wheel house, extending in a vehicle longitudinal direction,
• a middle portion extending rearward from the front portion around the rear wheel house, and
• a rear portion extending rearward from the middle portion, and having a longitudinally extending first wall on its transversely outer side;
• a longitudinally extending side sill inner, a rear portion of which is connected transversely outside the front portion of the rear side member;
• and
• a rear floor connected onto the rear side member and the side sill inner,
• wherein the side sill inner has a longitudinally extending second wall accommodated within width of the rear side member for connecting a bottom portion of the rear side member with the rear floor, and
• wherein the second wall is connected to the first wall so that the first and second walls constitute a curvilinear surface extending in the vehicle longitudinal direction.