internal combustion engine 4 cylinder art

Timing means for rotating the intake spool and the exhaust spool and A cylinder head for attachment to a block assembly having at least one cylinder bore therein, the cylinder head comprising:Ī cylinder head body adapted for attachment to the block assembly and having at least one side-entry fluid intake opening in communication with the cylinder bore, and having at least one side-exit exhaust fluid opening in communication with the cylinderbore the cylinder head body including two parallel spool cavities, an intake spool cavity in communication with the fluid intake opening and an exhaust spool cavity in communication with the exhaust fluid opening Īn intake spool mounted for axial rotation within the intake spool cavity, and including at least one intake port in communication through an internal longitudinal channel with a spaced second intake port having a plurality of openings Īn exhaust spool mounted for axial rotation within the exhaust spool cavity, and including at least one exhaust port in communication through an internal longitudinal channel with a spaced second exhaust port having a plurality of openings Rotary valve for internal-combustion enginesġ. Rotary valve for control of the cylinder charge change of an internal combustion engine

Spherical rotary valve assembly for an internal combustion engineĮxhaust valve throttling mechanism for two-stroke engineĪdjustable segmented rotary twin port valve shaft Internal combustion engine with rotary valves Internal combustion engine intake and exhaust valve control apparatus

Intake and exhaust system with a rotating port shaft for four-cycle internal combustion engines

Internal combustion engine 4 cylinder art