noun plural
: the gear train with a two to one reduction through which the crankshaft drives the camshaft and thus controls valve timing in a four-stroke cycle internal-combustion engine
noun plural
: the gear train with a two to one reduction through which the crankshaft drives the camshaft and thus controls valve timing in a four-stroke cycle internal-combustion engine
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012