دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: an eccentrically shaped disk, mounted on a camshaft, that varies in distance from its centre to various points on its circumference. As the camshaft is rotated, a set amount of motion is imparted to a follower riding on the surface of the cam. In the intenal-combustion engine, cams are used to operate the intake and exhaust valves.

n: the cylindrical bar used to support a rotating device called a cam.

n: a special coupling between the camshaft and the magneto of a large engine. At cranking speeds the magneto is made to rotate in quick spurts to produce large pulses of voltage at the time of ignition for each cylinder.