The Timken Co. engages in the engineering, manufacture and marketing of bearings, transmissions, gearboxes, belts, chain, lubrication systems, couplings, industrial clutches and brakes, and related products. It operates through the Mobile Industries and Process Industries segments. The Mobile Industries segment serves OEM customers that manufacture off-highway equipment for the agricultural, mining and construction markets; on-highway vehicles including passenger cars, light trucks, and medium- and heavy-duty trucks; rail cars and locomotives; outdoor power equipment; and rotorcraft and fixed-wing aircraft. The Process Industries segment handles OEM and end-user customers in industries that place heavy demands on the fixed operating equipment they make or use in heavy and other general industrial sectors. The company was founded by Henry Timken in 1899 and is headquartered in North Canton, OH.