Patent ID: 8327814

Claim:
A rocker arm comprising: a valve engagement region at a first longitudinal end of the rocker arm and on a first side of the rocker arm; a lift mechanism engagement region at a second longitudinal end of the rocker arm opposite the first longitudinal end; a pivot region located between the valve engagement region and the lift mechanism engagement region and defining a rotational axis for the rocker arm; and a body portion extending longitudinally between the valve engagement region, the pivot region and the lift mechanism engagement region and coupling the valve engagement region, the lift mechanism engagement region and the pivot region to one another, the body portion defining first and second ribs on a second side of the rocker arm opposite the first side, the first and second ribs extending longitudinally between the valve engagement region and the lift mechanism engagement region, the first and second ribs including a first rib end terminating at the lift mechanism engagement region and a second rib end terminating at a location along the longitudinal extent of the pivot region with the first and second ribs merging into a single wall extending from the second rib end to the valve engagement region and defining an aperture extending laterally through the wall at a location between the pivot region and the valve engagement region.