Patten (shoe) shoes of Japan and other Asian countries. What are in effect snowshoes for mud, as used by wildfowlers, boatmen, and Coast Guards may also be called pattens, or "mud-pattens". These are shaped boards attached to the sole of a shoe, which extend sideways well beyond the shape of the foot, and therefore are a different sort of footwear from the patten discussed here. "Horse-pattens" were used on horses, especially for ploughing muddy fields. The word was also used for ice-skates, as it is in French ("patiner", to skate). In London, the Worshipful Company of Pattenmakers remains the Livery Company, formerly
Steam shovel Steam shovel A steam shovel is a large steam-powered excavating machine designed for lifting and moving material such as rock and soil. It is the earliest type of power shovel or excavator. Steam shovels played a major role in public works in the 19th and early 20th century, being key to the construction of railroads and the Panama Canal. The development of simpler, cheaper diesel-powered shovels caused steam shovels to fall out of favor in the 1930s. Grimshaw of Boulton & Watt devised the first steam-powered excavator in 1796. In 1833 William Brunton patented another steam-powered excavator which he provided