US 7,320,297 B2 | ||
Internal combustion engine | ||
Junichi Kamio, Wako (Japan); Yukihiko Kiyohiro, Wako (Japan); and Takashi Bannai, Wako (Japan) | ||
Assigned to Honda Motor Co., Ltd., Tokyo (Japan) | ||
Filed on Aug. 02, 2006, as Appl. No. 11/497,426. | ||
Claims priority of application No. 2005-231521 (JP), filed on Aug. 10, 2005. | ||
Prior Publication US 2007/0034192 A1, Feb. 15, 2007 | ||
Int. Cl. F02B 1/12 (2006.01) |
U.S. Cl. 123—1A [123/27 R] | 8 Claims |
1. An internal combustion engine comprising:
intake ports that guide combustion exhaust gas to a combustion chamber; and
two injectors that inject fuels to said intake ports,
wherein said injectors comprise a first injector that injects a hydrocarbon fuel and a second injector that injects an alcohol
fuel,
wherein said intake ports comprise a first intake port that guides said hydrocarbon fuel injected from the first injector
to an inner peripheral portion of said combustion chamber, and a second intake port that guides said alcohol fuel injected
from the second injector to an outer peripheral portion of said combustion chamber.
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