US 11,718,344 B2
Vehicle body rear part structure
Shungo Chino, Tokyo (JP); and Yuya Akaba, Tokyo (JP)
Assigned to HONDA MOTOR CO., LTD., Tokyo (JP)
Filed by HONDA MOTOR CO., LTD., Tokyo (JP)
Filed on Feb. 17, 2022, as Appl. No. 17/673,838.
Claims priority of application No. 2021-034622 (JP), filed on Mar. 4, 2021.
Prior Publication US 2022/0281527 A1, Sep. 8, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. B62D 21/11 (2006.01)
CPC B62D 21/11 (2013.01) 4 Claims
OG exemplary drawing
 
1. A vehicle body rear part structure, comprising:
a side sill that is disposed below a side part of a passenger compartment substantially in a vehicle forward/rearward direction;
a rear side frame which has a front region that is joined to an inside in a vehicle width direction of a rear part of the side sill and in which an arm insertion hole is provided on a lower wall of the front region;
a cross member that extends substantially in the vehicle width direction and that has an outer end part in the vehicle width direction which is connected to the front region of the rear side frame;
a trailing arm which has a rear side that supports a rear wheel and in which a front end part that is inserted through the arm insertion hole of the rear side frame is swingably supported via a mount member at the front region of the rear side frame;
an arm attachment bracket that is fixed into a cross section having a substantially C shape which opens to an upper side of the front region of the rear side frame and that has a fixation nut with which the mount member is fastened and fixed;
a bracket reinforcement member that is attached to the arm attachment bracket and that reinforces the arm attachment bracket; and
a close plate that is fixed to an upper part of the front region of the rear side frame and that closes an opening on an upper side of the front region,
wherein end parts on both sides in the vehicle width direction of the bracket reinforcement member are directly or indirectly joined to the side sill and the cross member, and an upper part of the bracket reinforcement member is directly overlapped by and joined to the close plate.