Abstract: A frame structure for a purpose built vehicle (PBV) includes: an inner panel connected to the rear of a middle part of a side member to form an inner side of a rear part of the side member, a front outer panel connected to the rear of the middle part of the side member and coupled to an outer side of the inner panel to form a closed cross-section, a center outer panel connected to the rear of the front outer panel and coupled to the outer side of the inner panel to form a space in which a rear suspension member is coupled, and a rear outer panel connected to the rear of the center outer panel and coupled to the outer side of the inner panel to form a closed cross-section.

Abstract: A drive unit mounting structure of a vehicle includes a front cross member disposed on a front side of a drive unit and elongated in a transverse direction of the vehicle; a mounting hole formed in the front cross member such that a front end of the drive unit can be inserted therein; and a mounting bush mounted in the mounting hole and installed to support the front end of the drive unit.

Abstract: An embodiment vehicle frame assembly includes a plurality of vehicle body cross members disposed at a vehicle body floor of a vehicle and extending in a width direction of the vehicle, a vehicle body side sill disposed outside the vehicle in an outward direction of the vehicle body cross members, connected to the vehicle body cross members, and extending in a longitudinal direction of the vehicle, and a support member including extension ends extending in multiple directions from a center of the support member, each of the extension ends connecting at least one of the plurality of vehicle body cross members to the vehicle body side sill, wherein the plurality of vehicle body cross members, the vehicle body side sill, and the support member are connected to one another so as to define a load path for a lateral collision of the vehicle.

Abstract: An embodiment rear side member of a vehicle includes a front portion extending forward in a vehicle length direction, a rear portion extending rearward in the vehicle length direction and disposed offset to an inside of the vehicle with respect to the front portion, and a transition portion in a curved shape connecting a rear end of the front portion and a front end of the rear portion and passing through both a first point configured to engage with a first arm of a first type suspension and a second point configured to engage with a second arm of a second type suspension different from the first type suspension.

Abstract: A frame structure for a vehicle includes: an inner panel connected to a side member and defining an inner side of a rear part of the side member; an outer panel connected to a rear side of the side member and coupled to an outer side of the inner panel defining a closed cross-section together with the inner panel and defining an outer side of the rear part of the side member; an opening portion formed below the inner and outer panels partially opening the closed cross-section so that a front end of a rear suspension arm can be inserted into the opening portion; and a reinforcing member disposed in the opening portion defining the closed cross-section together with the outer panel and the inner panel and configured to close an internal space in the outer and inner panels.

Abstract: A chassis frame of a vehicle includes a deck mounting bracket to mount a deck to an upper side of the deck mounting bracket and coupled to an upper side of a frame side member, a battery cross member installed to be spaced apart from the frame side member by the deck mounting bracket, and side protectors respectively provided at opposite ends of the battery cross member.

Abstract: A vehicle body includes: an underbody with a pair of underside members spaced apart from each other in the width direction of a vehicle and extending in the longitudinal direction of the vehicle; a battery mounted between the pair of underside members; and an upper body coupled to a top portion of the underbody to define an interior space of the vehicle. The upper body includes an upper side member protruding from each of both side ends thereof to the lower side of the vehicle, extending in the longitudinal direction of the vehicle, and laterally overlapping the outer side of the corresponding underside member.

Abstract: A battery pack mounting structure for vehicles, includes a frame side member extending in a front and rear direction on each side of a vehicle to form a chassis frame, a battery disposed to be overlapped horizontally on inside of both frame side members, and a battery case enclosing the battery therein, wherein a case side portion provided on a side of the battery case is coupled to a lower side of the frame side member.

Abstract: The present disclosure includes a frame side member forming a chassis frame and disposed on both sides of a vehicle in a forward-backward direction, a battery disposed to overlap inwardly from the frame side member in a horizontal direction, and a battery case surrounding the battery and coupled to the frame side member, wherein a cross section of the frame side member forms a plurality of closed spaces.

Abstract: A battery pack mounting structure of a vehicle includes: a frame side member of a chassis frame provided so that an upper end portion thereof is located at a position spaced downward by a predetermined reference downward distance from a step height set in consideration of ease of boarding of passengers; a battery case provided so that a battery accommodated in the battery case overlaps the frame side member in a horizontal direction thereof; a case side portion forming a side surface of the battery case, coupled to a lower side of the frame side member, and including a lower end portion aligned with a lowest ground height of the vehicle; and a case lower plate forming the battery case while supporting a lower side of the battery and disposed at a position spaced upwards from the lowest ground height.

Abstract: An embodiment rear side member of a vehicle includes a front portion extending forward in a vehicle length direction, a rear portion extending rearward in the vehicle length direction and disposed offset to an inside of the vehicle with respect to the front portion, and a transition portion in a curved shape connecting a rear end of the front portion and a front end of the rear portion and passing through both a first point configured to engage with a first arm of a first type suspension and a second point configured to engage with a second arm of a second type suspension different from the first type suspension.

Abstract: A battery pack mounting structure of a vehicle includes: a frame side member of a chassis frame provided so that an upper end portion thereof is located at a position spaced downward by a predetermined reference downward distance from a step height set in consideration of ease of boarding of passengers; a battery case provided so that a battery accommodated in the battery case overlaps the frame side member in a horizontal direction thereof; a case side portion forming a side surface of the battery case, coupled to a lower side of the frame side member, and including a lower end portion aligned with a lowest ground height of the vehicle; and a case lower plate forming the battery case while supporting a lower side of the battery and disposed at a position spaced upwards from the lowest ground height.

Abstract: A chassis cab vehicle includes a lower frame, which constitutes a lower structure of the vehicle and is equipped with a pair of side members extending in a lengthwise direction of the vehicle. A battery is coupled between the side members. An upper body is coupled to a front portion of the lower frame and forms a cabin interior. A side sill is formed at a lower end at each side of the upper body and extends to a rear side of the cabin interior. The side sills overlap the respective side members in a lateral direction of the vehicle when coupled to the lower frame.

Abstract: A frame structure for a vehicle includes: an inner panel connected to a side member and defining an inner side of a rear part of the side member; an outer panel connected to a rear side of the side member and coupled to an outer side of the inner panel defining a closed cross-section together with the inner panel and defining an outer side of the rear part of the side member; an opening portion formed below the inner and outer panels partially opening the closed cross-section so that a front end of a rear suspension arm can be inserted into the opening portion; and a reinforcing member disposed in the opening portion defining the closed cross-section together with the outer panel and the inner panel and configured to close an internal space in the outer and inner panels.

Abstract: A frame structure for a purpose built vehicle (PBV) includes: two main side members extending while gradually rising toward a front of the PBV and extending in a front/rear direction to be disposed on either side of the PBV; two auxiliary side members respectively extending in a front/rear direction to be disposed on a lower side of the two main side members; a front cross member connecting the two auxiliary side members in a lateral direction of the PBV; and a plurality of vertical members respectively connecting the main side members and the auxiliary side members in a vertical direction.

Abstract: A frame for a purpose-built vehicle (PBV) includes: a front part frame positioned at a front side of a vehicle; a rear part frame positioned at a rear side of the vehicle; and a center part frame. The center part frame has a rectangular planar shape and is coupled between the front part frame and the rear part frame.

Abstract: A vehicle frame structure includes: an inner panel connected to a side member and defining the inside of the side member; an outer panel connected to the side member and coupled to the inner panel forming a closed section with the inner panel and defining the outside of the side member; an opening formed in lower sides of the inner panel and outer panel to partially open the closed section such that a front end of a rear suspension arm can be inserted therein; a first reinforcement member provided in the opening forming a first closed portion with the inner panel; and a second reinforcement member provided in the opening forming a second closed portion with the inner panel, the outer panel, and the first reinforcement member and to isolate a space formed by the inner panel and the outer panel from an outer portion.

Abstract: Disclosed herein is a coupled torsion beam axle type rear suspension system that includes a coupled torsion beam axle (100) installed to extend in a transverse direction of a vehicle body, a pair of trailing arms (200) coupled to respective ends of the coupled torsion beam axle (100), and a transverse leaf spring (300) having both ends connected to the respective trailing arms (200) and a center portion connected to a body cross member (40), thereby reducing the number of parts and improving driving stability.

Abstract: Disclosed herein is a coupled torsion beam axle type rear suspension system that includes a coupled torsion beam axle (100) installed to extend in a transverse direction of a vehicle body, a pair of trailing arms (200) coupled to respective ends of the coupled torsion beam axle (100), and a transverse leaf spring (300) having both ends connected to the respective trailing arms (200) and a center portion connected to a body cross member (40), thereby reducing the number of parts and improving driving stability.

Abstract: A frame structure for a purpose built vehicle (PBV) includes: two main side members extending while gradually rising toward a front of the PBV and extending in a front/rear direction to be disposed on either side of the PBV; two auxiliary side members respectively extending in a front/rear direction to be disposed on a lower side of the two main side members; a front cross member connecting the two auxiliary side members in a lateral direction of the PBV; and a plurality of vertical members respectively connecting the main side members and the auxiliary side members in a vertical direction.