Most modern gasoline and diesel-powered engines found in the cars and trucks seen on today's roadways rely on the four-cycle-engine principles developed in the late 1800s by Nikolaus Otto, Gottlieb ...

Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. In 1925, Continental, a successful manufacturer of automotive engines, purchased the rights for a Burt-McCollum single ...

Continental, a successful manufacturer of automotive engines, purchased the rights for a Burt-McCollum single-sleeve valve engine design in 1925. Believing this technology might replace poppet valves ...

SIMPLICITY is the keynote of the only two types of sleeve-valve engines that have stood the test of time, namely, the double-sleeve, or Knight, engine and the single-sleeve, or Burt-McCollum, engine, ...

Gabriel Voisin was an aviation pioneer who progressed into the car business after the First World War using Knight-type sleeve-valve engines. Designed by American Charles Yale Knight yet perfected in ...

Sleeve Valve Engine The sleeve valve engine is an intriguing alternative to the poppet valve engine, using a rotating or sliding sleeve to control the engine’s intake and exhaust. This design was ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

SLEEVE-VALVE ENGINES MAY NOW BE obscure automotive history, but they were once popular powerplants worldwide and could be found in the English Daimler and Belgian Minerva, among others. The best-known ...

The internal combustion engine, despite being a century-and-a-half old, is still an impressive marvel of engineering. There are several variations of engine design that have been experimented with ...