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US 5,395,204 AGranted
Truck trailer unloading apparatus
OwnerBrent D. Balikinventor
Life of this patent
Estimating the term…
Abstract
A truck trailer includes a push plate extensible and retractable relative to a front wall of the trailer structure employing hydraulic ram structure to project the plate along the trailer floor, that in turn includes a row of rollers operative through a drive chain to simultaneously rotate the rollers to direct workpieces from the rollers employing the push plate to direct workpieces along the roller structure.
Claims2
A truck trailer unloading apparatus in combination with a truck trailer, having a trailer floor and a trailer front wall, with the apparatus comprising,
- a row of rollers coextensively mounted to the trailer floor,
- and
- a push plate reciprocatably mounted relative to the trailer front wall, with the push plate oriented coextensively with the trailer front wall,
- and
- ram means mounted between the trailer front wall and the push plate to effect reciprocation of the push plate along the row of rollers,
- and
- each roller of said row of rollers includes a roller axle fixedly mounted to said each roller, with each roller axle rotatably mounted relative to said trailer floor, and including a sprocket mounted about each roller axle, and a continuous drive chain mounted to each sprocket to effect simultaneous rotation of each of said rollers,
- and
- an endless support belt mounted about the row of rollers, with the support belt including positioning blocks spaced apart a predetermined spacing relative to one another continuously about the support belt, with the push plate having a thickness equal to a predetermined thickness substantially equal to said predetermined spacing, said push plate being positioned between two adjacent positioning blocks to maintain alignment of said push plate relative to the positioning blocks and to the row of rollers.
6 more elements
Dependencies are inferred from the claim text.