Land vehicles: bodies and tops – Bodies – Body shell
Patent
1987-02-02
1988-06-21
Song, Robert R.
Land vehicles: bodies and tops
Bodies
Body shell
296 39R, 296 31P, B62D 3300
Patent
active
047520981
ABSTRACT:
A replacement flooring for a dump truck, railroad car or other truck having a body upon a frame, the body including front and side walls and aflooring plate. The replacement flooring comprises a replacement floor plate superimposed over the flooring plate and peripherally welded and sealed thereto, defining a sealed chamber between the plates. A two-stage copolymer, including a resin, fills the chamber and is cured. The hardened cured filler spacer of the copolymer material is snugly interposed between the plates. A modified protective flooring includes a series of spaced, upright, U-shaped tubular stiffener rails with base portions thereof filled with a hardened thermosetting copolymer. Another modified protective flooring includes a metallic floor having a layer of cured, hardened thermosetting copolymer material thereunder, mounted over and secured to the flooring plate. A further modification includes a layer of cured, hardened thermosetting copolymer adhered to the flooring plate and a plurality of hardwood planks overlying the copolymer layer and secured thereto.
REFERENCES:
patent: 2962323 (1960-11-01), McBride
patent: 3084973 (1963-04-01), Beckley
patent: 3480321 (1969-11-01), Brandt et al.
patent: 3533531 (1970-10-01), Delahunt
patent: 4482589 (1984-11-01), Widman
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