Cylinder head porting — refers to the process of modifying the intake and exhaust ports of an internal combustion engine to improve the quality and quantity of the air flow. Cylinder heads, as manufactured, are usually suboptimal due to design and manufacturing… … Wikipedia
Rotary engine — The rotary engine was an early type of internal combustion aircraft engine in which the crankshaft remains stationary and the entire cylinder block revolves around it. The design was used mostly in the years shortly before and during World War I… … Wikipedia
rotary press — Print. a printing press in which the type or plates to be printed are fastened upon a rotating cylinder and are impressed on a continuous roll of moving paper. [1925 30] * * * Printing press that prints on paper passing between a supporting… … Universalium
Cylinder (engine) — Illustration of an engine cylinder with a cross section view of the piston, connecting rod, valves and spark plug. A cylinder is the central working part of a reciprocating engine or pump, the space in which a piston travels. Multiple cylinders… … Wikipedia
Cylinder bank — Napier Lion W or broad arrow layout with three banks … Wikipedia
Rotary printing press — Part of a series on the History of printing Woodblock p … Wikipedia
Rotary kiln — A Rotary kiln is a pyroprocessing device used to raise materials to a high temperature (calcination) in a continuous process. Materials produced using rotary kilns include:* Cement * Lime * Refractories * Metakaolin * Titanium dioxide * Alumina * … Wikipedia
cylinder press — noun a printing press where the type is carried on a flat bed under a cylinder that holds paper and rolls over the type • Syn: ↑flatbed press • Hypernyms: ↑press, ↑printing press * * * noun : a printing press in which a rotating cylinder rolls… … Useful english dictionary
Cylinder head — A 302/5.0L Ford cylinder head In an internal combustion engine, the cylinder head (often informally abbreviated to just head) sits above the cylinders on top of the cylinder block. It closes in the top of the cylinder, forming the combustion… … Wikipedia
cylinder numbering — In aircraft reciprocating engines, except rotary engines, the propeller shaft end of the engine is always the front end, and the accessory end is the rear end, irrespective of how the engine is mounted. An engine is referred to as right or left… … Aviation dictionary