A vehicle is disclosed having a composite cargo body. A floor of the cargo body is constructed of a first composite material. A roof, a right sidewall, a left sidewall, and a nose of the cargo body are constructed of a second composite material different from the first composite material. Various co
A vehicle is disclosed having a composite cargo body. A floor of the cargo body is constructed of a first composite material. A roof, a right sidewall, a left sidewall, and a nose of the cargo body are constructed of a second composite material different from the first composite material. Various components of the composite cargo body are bonded together with an adhesive. Mechanical fasteners also may be used to join other components of composite cargo body.
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1. A cargo body for a vehicle having a longitudinal axis, a right chassis rail, and a left chassis rail, the cargo body comprising: a floor;a roof;a right sidewall coupled to the floor and the roof;a left sidewall coupled to the floor and the roof; anda nose coupled to the floor, the roof, the right
1. A cargo body for a vehicle having a longitudinal axis, a right chassis rail, and a left chassis rail, the cargo body comprising: a floor;a roof;a right sidewall coupled to the floor and the roof;a left sidewall coupled to the floor and the roof; anda nose coupled to the floor, the roof, the right sidewall, and the left sidewall; andwherein: the floor is constructed of a first composite material including: a plurality of transverse preform beams which extend perpendicular to the longitudinal axis;a right longitudinal preform beam positioned inward of the right sidewall and extending downward from the plurality of transverse preform beams in alignment with the right chassis rail such that the right longitudinal preform beam is supported atop the right chassis rail; anda left longitudinal preform beam positioned inward of the left sidewall and extending downward from the plurality of transverse preform beams in alignment with the left chassis rail such that the left longitudinal preform beam is supported atop the left chassis rail; andat least the right sidewall, the left sidewall, and the nose are constructed of a second composite material different from the first composite material. 2. The cargo body of claim 1, wherein the first composite material is a fiber-reinforced polymer. 3. The cargo body of claim 1, wherein: each transverse preform beam of the first composite material comprises a foam core; andthe second composite material comprises a high-density polymer core. 4. The cargo body of claim 1, wherein: each transverse preform beam of the first composite material comprises a fiberglass and polymer skin; andthe second composite material comprises a metal skin. 5. The cargo body of claim 1, further comprising: a sidewall connector having a horizontally-extending portion positioned intermediate a bottom surface of at least one of the right and left sidewalls and a top surface of the floor. 6. The cargo body of claim 5, wherein the horizontally-extending portion is adhesively bonded to the bottom surface of at least one of the right and left sidewalls and the top surface of the floor. 7. The cargo body of claim 5, wherein the sidewall connector includes an upper portion bonded to an inner surface of at least one of the right and left sidewalls and a lower portion bonded to an outer surface of the floor. 8. The cargo body of claim 7, wherein the upper portion of the sidewall connector is laterally offset from the lower portion of the sidewall connector. 9. The cargo body of claim 7, wherein the horizontally-extending portion of the sidewall connector extends between the upper portion of the sidewall connector and the lower portion of the sidewall connector. 10. The cargo body of claim 7, wherein the upper portion of the sidewall connector is integral with the lower portion and the horizontally-extending portion. 11. The cargo body of claim 7, wherein the lower portion of the sidewall connector extends below a bottom surface of the floor. 12. The cargo body of claim 7, wherein the lower portion of the sidewall connector is linearly aligned with one of the right and left sidewalls. 13. The cargo body of claim 5, wherein the sidewall connector includes at least one protrusion extending into an interior of the cargo body. 14. The cargo body of claim 5, wherein the sidewall connector includes a second horizontally-extending portion positioned beneath a bottom surface of the composite floor. 15. The cargo body of claim 1, further comprising: a connector assembly mechanically coupled to the nose and mechanically coupled to the floor. 16. The cargo body of claim 15, wherein the nose is longitudinally spaced apart from a forward surface of the floor. 17. The cargo body of claim 15, wherein the connector assembly extends forward from a forward surface of the nose and a forward surface of the floor. 18. The cargo body of claim 15, wherein the connector assembly includes a hollow frame member extending transversely along a forward surface of the floor. 19. The cargo body of claim 18, wherein an upper surface of the floor is flush with an upper surface of the frame member of the connector assembly. 20. The cargo body of claim 18, wherein an upper surface of the frame member supports a bottom surface of the nose. 21. The cargo body of claim 1, wherein the floor is a single structure with the preform beams molded together by a cured resin.
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