Flymo a hovercraft. The operator can then more easily move the mower as it floats on this cushion over the grass. Hover mowers are necessarily light in order to achieve the air cushion and typically have plastic bodies with an electric motor. The lack of any wheels enables the mower to be more easily maneuvered around objects. Flymo has also sold various lawn tractors and push mowers, among other lawn & garden equipment. Other products include: Flymo Flymo is a hover mower invented by Karl Dahlman. Dahlman invented the mower in 1964 after seeing Sir Christopher Cockerell's Hovercraft machine. "Flymo" is
Karl von Terzaghi make them less weak. Sometimes I failed, but usually I succeeded." Karl von Terzaghi Karl von Terzaghi (October 2, 1883 – October 25, 1963) was an Austrian Mechanical Engineer, geotechnical engineer and geologist known as the "father of soil mechanics". In 1883, he was born the first child of Army Lieutenant-Colonel Anton von Terzaghi, of Italian origin, and Amalia Eberle in Prague, in what is now the Czech Republic. Upon his father's retirement from the army, the family moved to Graz, Austria. At 10, Terzaghi was sent to a military boarding school, where he developed an interest in astronomy and