SPARK IGNITION FOUR-CYCLE INTERNAL COMBUSTION ENGINE WITH A SUPERCHARGING PUMP

• Main Authors: TAKASHI TSUTSUMIZAKI, TOSHIO YAMAMOTO
• Format: Patent
• Language: English
• Published: 30.11.2005
• Subjects: BLASTING; BRAKES; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TOTRANSPORTATION; CLUTCHES; COMBUSTION ENGINES; COMBUSTION ENGINES IN GENERAL; COUPLINGS FOR TRANSMITTING ROTATION; CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES; ENGINE PLANTS IN GENERAL; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; INTERNAL-COMBUSTION PISTON ENGINES; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; STEAM ENGINES; SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; THERMAL INSULATION IN GENERAL; WEAPONS

TO PROVIDE A SPARK IGNITION FOUR-STROKE CYCLE INTERNAL COMBUSTION ENGINE WITH A SUPERCHARGING PUMP HAVING A STRUCTURE IN WHICH AIR INTAKE PRESSURIZED BY A SUPERCHARGING PUMP IS SUPERCHARGED INTO A COMBUSTION CHAMBER THROUGH A SUPERCHARGING VALVE PROVIDED SEPARATELY FROM AN AIR INTAKE VALVE. IN THE SPARK IGNITION FOUR-CYCLE INTERNAL COMBUSTION ENGINE WITH A SUPERCHARGING PUMP HAVING A STRUCTURE IN WHICH AIR SUPPLY PRESSURIZED BY THE SUPERCHARGING PUMP 40 IS SUPERCHARGED INTO A COMBUSTION CHAMBER 14 THOUGH A SUPERCHARGING VALVE 19 PROVIDED SEPARATELY FROM AN AIR INTAKE VALVE, THE SUPERCHARGING PUMP 40 DRIVEN BY AN AIR INTAKE EXHAUST VALVE DRIVING CAM SHAFT 25 SUPPORTED ON THE CYLINDER HEAD 4IS DISPOSED ON THE AXIAL LINE OF THE CAM SHAFT 25 AND CONNECTED DIRECTLY TO THE END OF THE CAM SHAFT, AND THE SUPERCHARGING PUMP 40 IS DISPOSED ON THE OPPOSITE SIDE END OF THE VALVE GEAR DRIVING SYSTEM END 33 OF THE AIR INTAKE EXHAUST VALVE DRIVING CAM SHAFT 25.