An embodiment vehicle body includes a first member extending in a first direction, a second member extending in a second direction intersecting the first direction and coupled to the first member, a reinforcing member extending in a direction intersecting the first direction and the second direction and connecting the first member and the second member, and a reinforcing panel coupled to the reinforcing member, extending in the first direction or the second direction, and connected to the first member or the second member.

An embodiment vehicle body includes a first member extending in a first direction, a second member extending in a second direction intersecting the first direction and coupled to the first member, a reinforcing member extending in a direction intersecting the first direction and the second direction and connecting the first member and the second member, and a reinforcing panel coupled to the reinforcing member, extending in the first direction or the second direction, and connected to the first member or the second member.

Integrated frame and battery pack structure for electric vehicles are disclosed. An example electric vehicle includes a frame of the electric vehicle to which a body of the electric vehicle is coupled, the frame including longitudinal frame rails, a mid-section of the frame not including frame cross-members. The example electric vehicle includes a battery pack mounted in the mid-section of the frame, the battery pack including battery pack cross-members, each of the battery pack cross-members connected to a top surface of the longitudinal frame rails and a bottom surface of the longitudinal frame rails.

An embodiment vehicle body connection structure for connecting an underbody on which a battery assembly is mounted and an upper body includes a plurality of main mounting portions engaging the battery assembly, a chassis frame on both sides of the underbody and side sills on both sides of the upper body along a length direction of the upper body through a main engage unit.

A vehicle lower portion structure includes side rails respectively disposed on right and left sides and extending along a longitudinal direction, and further includes a cab mount bracket fixed to an outer side of each of the side rails in a vehicle width direction, in which a vehicle body is secured above the cab mount bracket. The vehicle lower portion structure further includes a connector disposed on an upper side of the cab mount bracket and configured to connect the cab mount bracket to the vehicle body, in which at least one of a wire harness and a brake pipe is arranged outside of at least one of the side rails in the vehicle width direction in a region located inward of the connector in the vehicle width direction and upward of the cab mount bracket.

A vehicle lower portion structure includes side rails respectively disposed on right and left sides and extending along a longitudinal direction, and further includes a cab mount bracket fixed to an outer side of each of the side rails in a vehicle width direction, in which a vehicle body is secured above the cab mount bracket. The vehicle lower portion structure further includes a connector disposed on an upper side of the cab mount bracket and configured to connect the cab mount bracket to the vehicle body, in which at least one of a wire harness and a brake pipe is arranged outside of at least one of the side rails in the vehicle width direction in a region located inward of the connector in the vehicle width direction and upward of the cab mount bracket.

A fastening apparatus for a vehicle may include: a first fastener fixed to a first structure, a second fastener coupled to a case fixed to a second structure and configured to have the first fastener inserted therein, a fixing unit movably installed in the second fastener and configured to move in a direction that intersects a direction in which the first fastener is inserted, and to selectively limit relative movements of the first fastener and the second fastener, and an elevation unit installed in the case in a way to move up and down, and configured to be moved up and down by an external force that is applied from a work tool and adjust the direction in which the fixing unit moves.

A fastening apparatus for a vehicle may include: a first fastening unit fixed to a first structure; a casing fixed to a second structure and arranged in a manner that faces the first fastening unit; a guide unit formed in the casing in a manner that passes therethrough; and a second fastening unit installed on the guide unit in a manner that is rotatable and enabled to ascend and descend, and fastened to or separated from the first fastening unit according to a rotational direction thereof.

A military vehicle includes a passenger capsule, a front module coupled to a front end of the passenger capsule, and a rear module coupled to a rear end of the passenger capsule. The passenger capsule has a frame rail-less monocoque hull structure. The front module includes a first longitudinal frame member coupled to the front end of the passenger capsule proximate a first side thereof, a second longitudinal frame member coupled to the front end of the passenger capsule proximate an opposing second side thereof, and an underbody support structure coupled to the front end of the passenger capsule, the first longitudinal frame member, and the second longitudinal frame member. The underbody support structure is positioned beneath the first longitudinal frame member and the second longitudinal frame member.