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Title:
DEVICE AND METHOD FOR FORMING STRATIFIED AIR−FUEL MIXTURE OF INTERNAL COMBUSTION ENGINE
Document Type and Number:
WIPO Patent Application WO/2003/029635
Kind Code:
A1
Abstract:
A direct−injection spark ignition internal combustion engine, wherein air−fuel mixture lump of appropriate density and size is formed in a combustion chamber having a piston bowl with fixed volume according to the operating conditions of the engine, and a fuel injection amount is increased according to the rise of an engine load, the momentum of fuel spray in the axial direction of a cylinder is increased, and the increase rate of the momentum of the fuel spray in the axial direction of the cylinder is increased more than that of the fuel injection amount.

Inventors:
Noda, Toru (2813-21-101, Iijima-cho Sakae-ku Yokohama-Shi, Kanagawa, 224-0842, JP)
Hotta, Isamu (4-3-16-705, Noukendai Kanazawa-ku Yokohama-Shi, Kanagawa, 236-0057, JP)
Iwakiri, Yasunori (1-1-C-302, Takafunedai Kanazawa-ku Yokohama-Shi, Kanagawa, 236-0044, JP)
Kakuho, Akihiko (2-92-205, Uragou-cho Yokosuka-shi, Kanagawa, 237-0062, JP)
Application Number:
PCT/JP2002/008301
Publication Date:
April 10, 2003
Filing Date:
August 15, 2002
Export Citation:
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Assignee:
NISSAN MOTOR CO., LTD. (2 Takara-cho Kanagawa-ku, Yokohama-shi, Kanagawa, 220-8623, JP)
Noda, Toru (2813-21-101, Iijima-cho Sakae-ku Yokohama-Shi, Kanagawa, 224-0842, JP)
Hotta, Isamu (4-3-16-705, Noukendai Kanazawa-ku Yokohama-Shi, Kanagawa, 236-0057, JP)
Iwakiri, Yasunori (1-1-C-302, Takafunedai Kanazawa-ku Yokohama-Shi, Kanagawa, 236-0044, JP)
Kakuho, Akihiko (2-92-205, Uragou-cho Yokosuka-shi, Kanagawa, 237-0062, JP)
International Classes:
F02D41/30; F02M61/16; F02M67/02; F02M67/12; F02B23/10; F02B75/12; F02M39/02; (IPC1-7): F02D41/02; F02B23/10; F02D41/04; F02M61/14; F02M61/18; F02M67/02; F02M67/12
Foreign References:
JPH01166271U
JPH033935A
JPH0586948A
JPH1182028A
Attorney, Agent or Firm:
Sasajima, Fujio (Toranomon 1-chome Mori Bldg. 19-5, Toranomon 1-chome Minato-ku, Tokyo, 105-0001, JP)
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