An eccentrically shaped rotor that converts rotational movement into linear movement. Cams are used in the operation of valves, contact breaker points, and drum brakes.
[...] ignition circuit that controls the timing of the spark in the high-tension circuit. Operated by a cam, contact breakers are sometimes called [...]
[...] ignition circuit that controls the timing of the spark in the high-tension circuit. Operated by a cam, contact breakers are sometimes called [...]