Internal-combustion engines – Combustion chamber means combined with air-fuel mixture... – Air or combustible mixture entering the combustion chamber...
Patent
1986-03-18
1987-05-26
Cross, E. Rollins
Internal-combustion engines
Combustion chamber means combined with air-fuel mixture...
Air or combustible mixture entering the combustion chamber...
123308, 123 9016, F02B 1500
Patent
active
046676368
ABSTRACT:
An internal combustion engine comprising three intake valves. The first intake valve and the second intake valve open at a crank angle near to the top dead center of the intake stroke. The third intake valve opens approximately at the center of the intake stroke. An air control valve is arranged in the second intake passage connected to the combustion chamber via the second intake valve. The air control valve is closed when the engine is operating under a partial load. A fuel injector is arranged in the third intake passage connected to the combustion chamber via the third intake valve. The injecting operation of the fuel injector is stopped during the intake stroke.
REFERENCES:
patent: 4256068 (1981-03-01), Irimajiri et al.
patent: 4285310 (1981-08-01), Takizawa et al.
patent: 4350126 (1982-09-01), Honda
patent: 4570590 (1986-02-01), Kawai et al.
Kawai Taiyo
Kayanuma Nobuaki
Nakagawa Norihisa
Nakanishi Kiyoshi
Nomura Hiroshi
Cross E. Rollins
Toyota Jidosha & Kabushiki Kaisha
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