Internal combustion engine valving arrangement

Claim 1

IN AN INTERNAL COMBUSTION ENGINE OF THE TYPE COMPRISING AN ENGINE BLOCK FORMING A LONGITUDINAL BANK OF CYLINDERS, A CAMSHAFT IN THE BLOCK EXTENDING ALONG THE SIDE OF THE CYLINDER BANK, RECIPROCAL CAMSHAFT FOLLOWERS IN THE BLOCK, A CYLINDER HEAD ON THE BLOCK, INTAKE AND EXHAUST VALVE TRAINS CARRIED THEREBY FOR EACH CYLINDER IN THE BANK, EACH VALVE TRAIN DEFINING A PLANE AND COMPRISING A RECIPROCAL VALVE IN THE HEAD, A ROCKER ARM ENGAGED WITH THE VALVE, A PIVOT CONNECTION BETWEEN THE ROCKER ARM AND THE HEAD AND A RECIPROCAL PUSH ROD HAVING ITS ENDS ENGAGED BY THE ROCKER ARM AND A RESPECTIVE CAMSHAFT FOLLOWER; THE IMPROVEMENT COMPRISING ARRANGING THE PLANES OF THE INTAKE AND EXHAUST VALVE TRAINS OF EACH CYLINDER TO CONVERGE TOWARD THE CYLINDER AXIS AND TOWARD EACH OTHER IN DOWNWARD DIRECTION WHEN THE CYLINDER BANK IS SEEN IN SIDE ELEVATION AND ARRANGING SAID PLANES TO CONVERGE TOWARD THE CYLINDER AXIS AND TOWARD EACH OTHER IN CAMSHAFT-TO-CYLINDER DIRECTION WHEN THE CYLINDER BANK IS SEEN IN PLAN ELEVATION.