Abstract: A vehicle side body structure including: i) a side sill disposed along a front-rear direction of a vehicle body; and ii) a separate sill parting member coupled to a upper portion of the side sill. The sill parting member may include a protrusion portion extending upward from an upper surface of the side sill and along the front-rear direction of the vehicle body.

Abstract: Provided is a work vehicle including left and right front wheels located in a front portion of a vehicle body of the work vehicle; left and right rear wheels located in a rear portion of the vehicle body; a driver section located at an intermediate position of the vehicle body in a front-rear direction, and including a driver seat; a ROPS frame including left and right front columns and left and right rear columns, and covering the driver section; and a plurality of suspension mechanisms supporting the front wheels and the rear wheels to the vehicle body in such a manner that the front wheels and the rear wheels are individually movable up and down, and wherein the ROPS frame is attached to positions immediately above, or in a vicinity of, vehicle body-side support sections of the suspension mechanisms.

Abstract: An embodiment front pillar structure includes a side outer reinforcement assembly, a first reinforcement member coupled to a front portion of the side outer reinforcement assembly to define a first guide passage through which a flexible part having a predetermined length and mounted to the front pillar structure is introduced, a second reinforcement member coupled to a rear portion of the side outer reinforcement assembly to define a second guide passage through which the flexible part is drawn, and a side inner panel assembly coupled to the side outer reinforcement assembly, the side inner panel assembly including an introduction hole connected to the first guide passage and a draw hole connected to the second guide passage.

Abstract: A vehicle body structure includes a vehicle pillar and a unitized reinforcement member. The vehicle pillar includes an inner panel and an outer panel secured to the inner panel to form an internal cavity. The unitized reinforcement member is disposed within the internal cavity of the vehicle pillar and extends along a longitudinal direction of the vehicle pillar. The unitized reinforcement member includes an inner panel portion spaced apart from the inner panel, an outer panel portion coupled to an inner surface of the outer panel, and a connecting portion connecting the inner panel portion and the outer panel portion.

Abstract: An embodiment front pillar structure of a vehicle configured to mount a flexible component part having a preset length includes a side outer reinforce assembly, a guide pipe fixed to the side outer reinforce assembly, the guide pipe having open ends such that the flexible component part may enter in and be drawn out from the guide pipe, and a side inner panel assembly coupled to the side outer reinforce assembly interposing the guide pipe, the side inner panel assembly including an entering hole and a draw out hole that are connected to the open ends of the guide pipe, respectively.

Abstract: An embodiment upper structure of a rear pillar of a vehicle includes a roof side member disposed on a side surface of a roof in a length direction of the vehicle, a roof center member disposed at a rear end of the roof in a width direction of the vehicle and connected to a side surface of a rear end of the roof side member, and a seat belt mounting member connected to an end portion of the roof side member.

Abstract: A pillar for a vehicle including at least two different localized areas of different tensile strengths. The pillar includes a body defining a width that merges into sidewalls at a transition. The body having a first tensile strength and the transition has a second tensile strength, wherein the first tensile strength is smaller than the second tensile strength. The variety in tensile strength resulting from at least one of varying the material treatment and varying the gauge. The pillar is press-hardened until it reaches a tensile strength of 1500 MPa to 2000 Mpa.

Abstract: A vehicle includes a vehicle body comprising a pillar having a pillar channel extending therethrough. A pillar channel seal includes a seal body located in the pillar channel. The seal body has a pass-through opening sized to receive a drain hose. A moveable plug is movably attached to the seal body that is configured to cover the pass-through opening in a closed configuration. An expandable foam is carried by the moveable plug.

Abstract: Systems and methods are provided related to a brace applied to a vehicle b-pillar. The brace may achieved reduced noise and vibration in the vehicle cabin. The brace may also achieve improved safety by preserving increased survival space for a passenger seated near the b-pillar in a side impact collision. The brace may include a base portion and two legs connected to the base portion at opposing sides. The based portion may include a first edge connected to a first side of the b-pillar and a second edge connected to a second side of the b-pillar. The legs may each connected a rocker at a distal portion. The shape of the brace may enable routing of force, energy, and/or load from the b-pillar to the rocker via the base portion and legs.

Abstract: A method for manufacturing a unitary body side structural frame for a vehicle is provided. The method comprises providing a plurality of blanks, joining the blanks to each other to form a composite blank wherein joining the blanks includes forming one or more overlapping regions formed by partially overlapping two blanks and deforming the composite blank to form the unitary body side structural frame. A unitary body side structural frame as obtained by any of the methods herein described is also provided.

Abstract: A mounting system for connecting an upper body structure of a motor vehicle to a vehicle platform of the motor vehicle includes a hollow pillar element arranged lengthwise along a vertical vehicle axis; a fastening bracket laterally embracing a lower end portion of the hollow pillar element and including fastening interfaces for affixing the fastening bracket to the hollow pillar element at the lower end; a hollow clip-on connector arranged laterally along a longitudinal vehicle axis, the hollow clip-on connector defining a mounting platform including a horizontal resting surface for the hollow pillar element to be arranged thereupon at its lower end portion together with the fastening bracket and a vertical mating surface for abutting a corresponding mating surface of the fastening bracket; and a hollow side sill element arranged lengthwise along the longitudinal vehicle axis.

Abstract: Systems are provided for an assist pocket. In particular, an assist pocket formed into a vehicle pillar. Certain embodiments of the assist pocket may include a depression formed into the vehicle pillar dimensioned to accept fingers of an occupant, where a grip is formed along an edge of the depression and extends partially over the pocket. The assist pocket may be formed to help occupants ingress and egress a vehicle.

Abstract: An objective of the present disclosure is to provide a front pillar outer that is inexpensive, lightweight and strong. In an area in which a first door-side flange part and a second door-side flange part overlap with each other, a first plate part that is connected to a side edge of the first door-side flange part is folded so that a second door-side flange part is sandwiched between the first door-side flange part and the folded first plate part. In an area in which a first glass-face-side flange part and a second glass-face-side flange part overlap with each other, a second plate part that is connected to a side edge of the first glass-face-side flange part is folded so that the second glass-face-side flange part is sandwiched between the first glass-face-side flange part and the folded second plate part.

Abstract: An embodiment center pillar structure for a vehicle includes a center pillar including a lower connection portion, a side sill including an intermediate connection portion to which the lower connection portion of the center pillar is joined, a pillar reinforcement joined to an inboard surface of the center pillar, and a side sill reinforcement joined to an inboard surface of the side sill, wherein the pillar reinforcement and the side sill reinforcement are joined to the intermediate connection portion of the side sill.

Abstract: A vehicle assembly includes a vehicle body and a driver seat. The vehicle body defines a driver compartment having a first door with a first window and a second door with a second window. The driver seat is disposed within the driver compartment. When the driver seat is in a position that accommodates an operator being in a 95th male height percentile, the operator within the driver seat can see out of (i) the first window at a first angle relative to a forward looking direction that is parallel with a longitudinal axis of the vehicle body and (ii) the second window at a second angle relative to the forward looking direction. Each of the first angle and the second angle is at least 95 degrees.

Abstract: Embodiments of the present invention provide a structural frame for a body of a motor vehicle, the structural frame defining, at least in part, an occupant compartment of the vehicle, the structural frame comprising a pair of spaced pillars joined together at an upper region of each pillar to a roof crossmember and further joined together at respective points below the roof crossmember to a structural cross-brace, the structural cross-brace is further arranged to support a pair of spaced apart vehicle suspension connectors and, wherein the structural cross-brace projects from the pillars beyond the suspension connectors so that the space in the occupant compartment between the pillars is substantially unobstructed by the structural cross-brace and, at least a portion of the structural cross-brace is accommodated within the occupant compartment.

Abstract: A structural reinforcement for an article including a carrier that includes: (i) a mass of polymeric material having an outer surface; and (is) at least one consolidated fibrous insert having an outer surface and including at least one elongated fiber arrangement having a plurality of ordered fibers arranged in a predetermined manner. The fibrous insert is envisioned to adjoin the mass of the polymeric material in a predetermined location for carrying a predetermined load that is subjected upon the predetermined location (thereby effectively providing localized reinforcement to that predetermined location). The fibrous insert and the mass of polymeric material are of compatible materials, structures or both, for allowing the fibrous insert to be at least partially joined to the mass of the polymeric material. Disposed upon at least a portion of the carrier will be a mass of activatable material.

Abstract: A method of manufacturing a hot-stamped part includes: inserting a blank into a heating furnace including a plurality of sections with different temperature ranges; step heating the blank in multiple stages; and soaking the blank at a temperature of about Ac3 to about 1,000° C., wherein in the step of heating the blank, a temperature condition in the heating furnace satisfies the following equation: 0<(Tg?Ti)/Lt<0.025° C./mm, where Tg denotes a soaking temperature (° C.), Ti denotes an initial temperature (° C.) of the heating furnace, and Lt denotes a length (mm) of step heating sections.

Abstract: A press-hardened shaped sheet-metal part, in particular a pillar reinforcement for a motor vehicle bodyshell, which has different sheet thicknesses and strengths, with an unhardened first region, or a first region which is hardened only to a small extent, and with a press-hardened second region, wherein the second region has a larger or smaller sheet thickness than the first region. A transition region, which, starting from the first region, has a sheet thickness transition zone, an intermediate zone, and a strength transition zone, is formed between the first region and the second region.

Abstract: Some embodiments of the present disclosure relate to an additively manufactured transport structure. The transport structure includes cavities into which components that use an external interface are inserted. A plurality of components are assembled and integrated into the vehicle. In an embodiment, the components and frame are modular, enabling reparability and replacement of single parts in the event of isolated failures.

Abstract: Both weight reduction and impact resistance of a center pillar are satisfied while increase in cost is suppressed. A center pillar inner 20 is configured to include: an inner member 21 having an opening 21a to be a place where a retractor of a seat belt is mounted and a side sill mounting portion 21b to be a place where a side sill 30 is mounted; and a CFRP member 22 joined to a surface of the inner member 21, wherein the CFRP member 22 is provided at least between the opening 21a and the side sill mounting portion 21b.

Abstract: The present application relates to a reinforcement element (30) arranged to be attached to a profile (10) for forming a B-pillar for a vehicle, which profile (10) is arranged with attachment areas (22, 24) for door hinges, characterised in that the reinforcement element (30) is designed with two elongated strips (32, 34) of material, wherein the strips (32, 34) are inter-connected at least at one attachment area (22) for door hinges when the reinforcement element (30) is attached to profile (10), wherein the profile (10) is hat-shaped with a central flange (12) and two sides (14, 6), and wherein each strip (32, 34) is attached to the transition area (36, 38) between the central flange (12) and a side (14, 16). The present application also 10 relates to a B-pillar provided with the reinforcement element as well as a method of manufacturing a B-pillar with the reinforcement element.

Abstract: This vehicle body side structure includes: side sills provided at both end portions of a floor section in a width direction of a vehicle and extending in a forward/rearward direction of the vehicle; a pillar extending upward from each of the side sills and having a pillar outer provided on an outside in the width direction of the vehicle; a crushing member provided inward in the width direction of the vehicle with respect to the pillar outer and having a lower portion joined to the side sill and extending above the side sill; and an impactor which is provided above the crushing member, which is joined to an inside of the pillar outer in the width direction of the vehicle, and in which the impactor and the crushing member at least partially overlap in an upward/downward direction.

Abstract: A vehicle body side part structure includes: a center pillar having a base expanding in a fan shape; an inner center pillar having filling openings formed in vicinity to front and rear inwardly-curved corners of the base; a center pillar stiffener defining a filled space to extend in a front-rear direction between the center pillar stiffener and inner center pillar; a side sill joined to lower ends of the inner center pillar and center pillar stiffener; and a partition member having front and rear cover portions and a main body integrated with the cover portions. The partition member includes a filled space partitioner to partition the filled space into a first filled space located closer to one of the inwardly-curved corners and a second filled space located closer to the other of the inwardly-curved corners so as to have a volume substantially equal to that of the first filled space.

Abstract: In a frame member, the hardness of a sheet-thickness-direction central section in a portion where a softening layer is provided is greater than or equal to 400 Hv, the softening layer has hardness smaller by at least 10 Hv than the hardness of the sheet-thickness-direction central section in the portion where the softening layer is provided, the thickness of the softening layer is greater than or equal to 2% of the sheet thickness but smaller than 20% of the sheet thickness, the hardness of the softening layer at the surface is greater than or equal to 0.5 times the hardness of the sheet-thickness-direction central section but smaller than 0.

Abstract: The present disclosure relates to reinforcing a vehicle pillar. The vehicle pillar includes a corner member and a reinforcement member. The reinforcement member is additively manufactured and may utilize functionally graded materials. The reinforcement member may be directly deposited on the corner member or may be manufactured separately and coupled thereafter to the corner member. The reinforcement member includes a first component, and a second component. Additionally, the reinforcement member may include a third component that extend angularly from the first and second component to form a Y-shaped structure. The reinforcement member can include multiple attachment joints that facilitate consolidating and coupling the reinforcement member with various vehicle components.

Abstract: This disclosure relates to a motor vehicle, and in particular a vehicle body structure for a motor vehicle, with an extended roof reinforcement structure. An example vehicle includes an A-pillar, a roof side rail, a dash panel, and a reinforcement structure extending at least partially through the roof side rail and the A-pillar to a front end forward of the dash panel.

Abstract: The present disclosure provides a header for a vehicle upper body structure. The header includes an elongated body extending between a first side and a second side. The elongated body includes a polymer and a plurality of fibers. The elongated body includes a front end and a back end. The front end is configured to be coupled to a windshield. The back end is configured to be coupled to a roof. At least a portion of the elongated body has a transparency of greater than or equal to about 4%.

Abstract: In a vehicle, a roof siderail outer includes an upper flange, a first portion that is disposed across a gap from a roof siderail inner, and a second portion disposed between the first portion and the upper flange. A boundary line between the upper flange and the second portion is configured of a first bent portion that is bent to form a valley crease line on an outer face of the roof siderail outer. A boundary line between the second portion and the first portion is configured of a second bent portion that is bent to form a ridge crease line on the outer face. The second bent portion extends toward the first bent portion in a rearward direction, and is connected to the first bent portion. The upper flange is welded to a rear pillar.

Abstract: The disclosure relates to a vehicle body element connecting joint for connecting a first body element to a second body element, which connecting joint comprises first and second elongate profiles arranged along adjacent edges of the first and second body elements, respectively. The connecting joint comprises a first projection protruding from the first elongate profile parallel to a side surface of the first elongate profile and extending towards a free end of the first elongate profile, a first recess arranged in a side surface of the second elongate profile and arranged parallel to an edge of the second elongate profile, wherein the first projection is inserted into the first recess. A first and second dovetail section protrude from the first and second elongate profile, respectively At least one fastening strip contacts the first and second dovetail sections to clamp the first and second elongate profiles to each other.

Abstract: A seat belt mounting bracket mounting structure includes a pillar portion, a connecting member connecting the pillar portion and another forward pillar portion positioned in front of the vehicle body of the pillar portion, and a seat belt mounting bracket mounted at a cross position of the pillar portion and the connecting member.

Abstract: A vehicle body structure having a side roof rail, a B-pillar and a bracket. The side roof rail has an inboard surface. The B-pillar has an upper end portion that overlays a portion of the inboard surface of the roof rail. The B-pillar extends downward from the roof rail. The bracket has a first portion and a second portion. The first portion is fixedly attached to the upper end portion of the B-pillar. The bracket further has a first rib and a second rib spaced apart from the first rib. The first rib and the second rib extend from the first portion of the bracket upward toward the second portion of the bracket. The first portion of the bracket further defines a slot located between the first rib and the second rib.

Abstract: A vehicle body side structure 1 includes a roof side rail 2, a center pillar 3, a first joint portion 5, a second joint portion 6, and a third joint portion 7. The first joint portion 5 joins a roof side rail outer 22 and a roof side rail inner at a corner portion 10 formed by the roof side rail 2 and the center pillar 3. The second joint portion 6 joins a center pillar outer 32 and a roof side rail inner at the corner portion 10. The third joint portion 7 joins a center pillar inner and the center pillar outer 32 at the corner portion 10. The first joint portion 5, the second joint portion 6, and the third joint portion 7 are continuously provided from an upper side to a lower side.

Abstract: A door hinge mount of a side external panel for a vehicle, may provide the door hinge mount, capable of being formed of a material, requiring low initial investment expenses, and securing the same level of rigidity as in the case where a steel material is used.

Abstract: A welded steel part obtained by welding a first sheet with a second sheet, at least one with a coating of aluminum alloy. The welding uses a welding wire which, after melting and cooling, constitutes a weld bead connecting the first sheet to the second sheet and being part of said welded steel part. The respective peripheral edge of the first and second sheets are in a joggled edge type configuration in which the peripheral edge of the first sheet is arranged above, and on or near the upper face of an end portion of the peripheral edge of the second sheet which is extended by an inclined junction portion, at least one part of the upper face of the inclined junction portion delimits at least laterally with the edge of the peripheral edge of the first sheet a groove receiving the weld bead, the inclined joining portion extending by a welding portion in longitudinal continuity with the peripheral edge of the first sheet.

Abstract: An objective of the present disclosure is to provide a front pillar outer that is inexpensive, lightweight and strong. A front pillar outer includes a glass-face-side flange part, a door-side flange part, and a main body part that connects the glass-face-side flange part and the door-side flange part to each other. In a partial area of the door-side flange part in a longitudinal direction thereof, a first plate part that is connected to a side edge of the door-side flange part is folded so that the first plate part is overlaid on the door-side flange part. In a partial area of the glass-face-side flange part in a longitudinal direction thereof, a second plate part that is connected to a side edge of the glass-face-side flange part is folded so that the second plate part is overlaid on the glass-face-side flange part.

Abstract: An objective of the present invention is to provide a front pillar outer that has high strength and high rigidity. In an area in which the first door-side flange part and a second door-side flange part overlap with each other, the first door-side flange part and the second door-side flange part are joined to each other. In an area in which the first glass-face-side flange part and the second glass-face-side flange part overlap with each other, the first glass-face-side flange part and the second glass-face-side flange part are joined to each other.

Abstract: A roof handle for vehicles comprises a carrier which can be fixed to a vehicle roof and on which a handle body is pivotably mounted, and is pivotable between a holding position, in which a user exerts a substantially downwardly directed weight force on the handle body, and a starting position, in which the handle body is pivoted by a spring into a folded-up position with respect to the vehicle roof, the carrier comprising a molded body made of plastic on which at least one insert made of metal is provided, and the handle body being held on the insert made of metal via bearing elements. As a result, the roof handle can have a low dead weight and be optimally adapted to the geometry of a vehicle roof.

Abstract: The disclosure provides a vehicle body capable of suppressing the occurrence of cracks in a center pillar at the time of a side collision. A center pillar stiffener forms a hollow structure with a closed cross section by including a side wall which faces the outer surface of a pillar inner, a front wall which is formed by bending from a front end of the side wall to form a first ridge with the side wall and which is joined to the outer surface of the pillar inner, and a rear wall which is formed by bending from a rear end of the side wall to form a second ridge with the side wall and which is joined to the outer surface of the pillar inner. The pillar stiffener is provided with a bead recessed toward the pillar inner and orthogonal to the first and second ridges.

Abstract: A body structure for a vehicle includes an A-pillar and a side sill, wherein the A-pillar includes a vertical front pillar; a front roof pillar extending from an upper end of the vertical front pillar toward an upper rear side thereof; a first reinforcing plate provided in the vertical front pillar and extending in the same direction with the vertical front pillar; and a second reinforcing plate provided in the front roof pillar extending in the same direction with the front roof pillar. The side sill is connected to a lower end of the vertical front pillar and extending along a horizontal direction. The first reinforcing plate is formed to cover a front door hinge mounting portion in the A-pillar and a connection portion of the vertical front pillar and the side sill. An uncoupled portion is formed between the second reinforcing plate and the first reinforcing plate.

Abstract: An assembly for a vehicle includes a vehicle body including a sill and a pillar extending upwardly from the sill defining a door opening. A member is rotatably supported by the sill and is rotatable relative to the sill from an undeployed position to a deployed position. A link is rotatably supported by the pillar and the member. A pyrotechnic actuator is supported by the vehicle body and is connected to the member.

Abstract: A side body structure of a vehicle can include: a hinge pillar; a front pillar that is coupled to an upper end portion of this hinge pillar via a bent section, extends upward to the rear, and is coupled to a front end portion of a roof side rail via a connected section; and an apron rein that extends forward from a position below the bent section in the hinge pillar, where the bent section can include an energy absorption section that is subjected to out-of-plane deformation in a longitudinal orthogonal direction of the front pillar and thereby can absorb collision energy when the collision energy, which can be directed rearward, is applied to the apron rein. The energy absorption section can be configured to include an outer bead section and an inner bead section respectively provided in an outer member and a lower inner member.

Abstract: A B-pillar for a vehicle includes an inner plate and an outer plate disposed to be opposite to each other; and a first reinforcing plate, wherein the inner plate and the outer plate forms a cavity, the cavity being surrounded by the inner plate and the outer plate to extend in a vertical direction and have a closed cross section, the first reinforcing plate is disposed in an upper region of the cavity, the first reinforcing plate includes a first reinforcing segment and a second reinforcing segment to be connected with each other, a front edge and a rear edge of the first reinforcing segment are connected to an inner wall surface of the cavity, and a front edge or a rear edge of the second reinforcing segment is apart away from the inner wall surface of the cavity with an interval therebetween to form a notch portion.

Abstract: A method is for producing a three-dimensional vehicle door frame inner reinforcement element (52) including an inner center pillar part (66), an inner front pillar part (68) and an inner side rail part (64) joining the inner center pillar part (66) and the inner front pillar part (68). The method includes providing an inner center pillar blank, an inner front pillar blank and an inner side rail blank, said inner blanks being substantially planar, assembling the inner center pillar blank and the inner front pillar blank to the inner side rail blank in order to form a substantially planar door frame inner reinforcement blank, and hot stamping the door frame inner reinforcement blank to shape the three-dimensional door frame inner reinforcement element (52).

Abstract: Provided is a vehicle body side structure capable of improving electrodeposition coating of a center pillar, ensuring sealability of door seal members, and further ensuring strength and rigidity. The vehicle body side structure includes front flange bulging portions and rear flange bulging portions on a center pillar inner panel. Further, a center pillar stiffener has front through holes and rear through holes communicating with a first closed cross section. A center pillar outer panel includes front and rear step passages and that communicate the front and rear through holes with a second closed cross section. The center pillar stiffeners is overlapped with the front bulging portions and the rear flange bulging portions so as to form front gap passages and rear gap passages that communicate the first closed cross section with the outside.

Abstract: A front pillar upper structure of a vehicle includes an outer member and an inner member. The inner member forms an inner wall of the front pillar upper structure in a vehicle-width direction, and is joined to the outer member forming an outer wall in the vehicle-width direction to form a closed cross-section structure. The inner member includes a flange part, a first wall part, and a second wall part. The second wall part is disposed between the flange part located on the lower side of the inner member and joined to the outer member and the first wall part located above the flange part. The second wall part has an angle of inclination in a range from 41° to 68° to a principal axis of inertia extending in the vehicle-width direction in a cross section substantially vertical to a longitudinal direction of the front pillar upper structure.

Abstract: A profile includes two end wing portions with substantially a transversal direction (Y), two lateral wall portions having substantially a height direction-(Z), a frontal wall portion having substantially a transversal direction (Y), two curved transition zones (R1, R2) disposed between the lateral wall portions and the frontal wall portion, and two curved transition zones (R3, R4) disposed between the end wing portions and the lateral wall portions. A specific portion of each curved transition zones (R1, R2) between the lateral wall portions and the frontal wall portion has a tensile strength lower than the tensile strength of the rest of the cross-section. This configuration also relates to a longitudinal beam, a cross-member, a pillar, a B-Pillar or a C-Pillar having the profile, and to a vehicle provided thereof.

Abstract: Provided is a vehicle body rear part structure. The vehicle body rear part includes a rear pillar, a damper housing and a gusset. The rear pillar forms a closed cross section by joining a pillar outer to a pillar inner. The gusset connects the damper housing and the rear pillar. The pillar inner is separated into a front inner plate and a rear inner plate with a position above a top wall of the damper housing as a boundary. Bulkhead parts are formed on end edges of the front inner plate and the rear inner plate that face a separation part by bending to have a substantially L-shaped cross section to reinforce the closed cross section between the pillar outer and the bulkhead parts. An upper part of the gusset is combined to the rear pillar to close the separation part.

Abstract: A side sill rigidity reinforcement structure for a vehicle is mounted an inside surface of a side sill of the vehicle, thereby improving rigidity against side collision. the side sill rigidity reinforcement structure includes: a side sill inner 11, a side sill outer 12 disposed outside the side sill inner 11 and bonded to the side sill inner 11, and a side sill reinforcement member 20 installed in a space between the side sill inner 11 and the side sill outer 12. In particular, the side sill reinforcement member 20 has a plurality of portions each having a closed section formed to penetrate in the width direction of the vehicle, and the portions are repeatedly formed in the longitudinal direction of the vehicle.

Abstract: A center pillar structure may include a center pillar inner upper connected to a side inner, a center pillar inner connected to the center pillar inner upper in up and down directions, a center pillar reinforcement outer connected to a front pillar reinforcement outer and connected to the center pillar inner along the up and down directions, a center pillar reinforcement disposed along the up and down directions on the inner side between the center pillar inner and the center pillar reinforcement outer, and coupled between front/rear flange combined portions of the center pillar inner and the center pillar reinforcement outer, and a seat belt reinforcement shaped corresponding to the center pillar reinforcement, and connected to the center pillar reinforcement to form an inner closed section along the up and down directions.