Illinois Society of Architects · Chicago · leaf 248
of trucks in warehouses andmanufacturing establishments. Tlie general class of conveyors abovedesignated as class (b), which carry theirload, have more universal adaptation to vary- with a cushion of from 1/16 inch to ^A inchmore or less pure rubber on the carryingside, which protects the fabric… … Apron Type ing requirements. Of these the conveyingbelt is one of the oldest and still most use-ful. The earliest conveying belts were per-fectly flat, being supported by plain cylin-drical rollers such as are still used for thereturning run. In order to increase the con-veying capacity without…
Architecture · Building · Architects
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