Internal-combustion engines – Multiple cylinder
Patent
1980-10-10
1984-05-29
Feinberg, Craig R.
Internal-combustion engines
Multiple cylinder
123308, F02B 7518
Patent
active
044507933
ABSTRACT:
An intake system of an internal combustion engine having at least two intake ports formed in the cylinder head. Each of the intake ports comprises an inlet port portion and a port terminating portion formed around the valve stem of the intake valve. Each of the inlet port portions has an opening which is open to the corresponding port terminating portion. The port terminating portions are interconnected to each other via a common connecting passage. The common connecting passage has opposed end openings, each being open to the corresponding port terminating portion at a position opposite to the opening of the corresponding inlet port portion with respect to the valve stem of the corresponding intake valve.
REFERENCES:
patent: 2862490 (1958-12-01), Trisler
patent: 4318273 (1982-03-01), Nohira et al.
Motosugi Katsuhiko
Sumiyoshi Masaharu
Feinberg Craig R.
Toyota Jidosha Kogyo Kabushiki Kaisha
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