Leading air compressor maker Elgi Equipments has launched an oil-free range of piston compressors for the railways at the 13th International Railway Equipment Exhibition (IREE), New Delhi. “The Indian ...

THE paper by H. 0. Farmer on “Free-Piston Compressor-Engines”, read before the Institution of Mechanical Engineers on December 6, must have been for many their first introduction to the subject, as ...

An engine with no crankshaft, where the pistons float on air? It’s not a dream; it’s a free piston engine and it might be the next major advance in car tech. When we think of automotive technology of ...