Freight Elevators of a Different Kind

When you hear the words "Freight Elevators", you may invasion the larger than normal elevators moving skids of product from one floor to the next, come to mind. Continue reading

The Undershot Device Designed to Transmit Power Through Gearing

During circa 27 CE, a Roman Architect and Military Engineer by the name of Marcus Vilruvius Pollio, describes the Undershot Device. Continue reading