camshaft chain

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• Camshaft — The camshaft is an apparatus often used in piston engines to operate poppet valves. It consists of a cylindrical rod running the length of the cylinder bank with a number of oblong lobes or cams protruding from it, one for each valve. The cams… …   Wikipedia

• Chain drive — Roller chain and sprocket Mack AC delivery truck at the Petersen Automotive Museum with chain drive visible Chain drive is a way of transmitting mecha …   Wikipedia

• camshaft — A shaft with cam lobes (bumps) which is driven by gears, a belt, or a chain from the crankshaft. The lobes push on the valve lifters to cause the valves to open and close. The camshaft turns at half the speed of the crankshaft. Also see double… …   Dictionary of automotive terms

• camshaft sprocket — The sprocket on the camshaft which (through a chain) is driven by the camshaft drive sprocket …   Dictionary of automotive terms

• camshaft drive — A connection between the crankshaft and camshaft by means of gears, chain, drive belt, shaft, or eccentric shaft to maintain the ratio of 1:2 …   Dictionary of automotive terms

• camshaft drive sprocket — A sprocket attached to a crankshaft (either at one end or somewhere in the middle) which drives the camshaft with the use of a chain …   Dictionary of automotive terms

• Overhead camshaft — A cylinder head sliced in Fifths shows two overhead camshafts one above each of the two valves. Overhead cam (OHC) valvetrain configurations place the engine camshaft within the cylinder heads, above the combustion chambers, and drive the valves… …   Wikipedia

• overhead camshaft — (OHC) The camshaft that activates the valves is mounted above the head and driven by a long timing chain or cam chain. In contrast, a pushrod engine has the camshaft below the cylinders so that thin rods (pushrods) are moved by the camshaft and… …   Dictionary of automotive terms

• Roller chain — [ frame|right|Roller chain and sprocket] Roller chain or bush roller chain is the type of chain most commonly used for transmission of mechanical power on bicycles, motorcycles, and in industrial and agricultural machinery. It is simple, reliable …   Wikipedia

• timing chain — A drive chain driven by the crankshaft and operates the camshaft. It causes the valves to open and close at the proper time. When an engine is rebuilt, it is important to line up the crankshaftsprocketcamshaft sprocket before applying the chain.… …   Dictionary of automotive terms

• single overhead camshaft — (SOHC) The camshaft is located between the valves and is driven by a chain or belt from the crankshaft; the valves are normally opened by short rocker arms. See overhead cam …   Dictionary of automotive terms