Patent Number: 6,167,864

Title: Arrangement for spark-igniting direct-injection internal combustion engine

Abstract: In an arrangement for a spark-igniting direct-injection internal combustion engine, a division of X by B (X/B) (B denotes a cylinder bore diameter of each cylinder and X denotes a distance from a fuel injection nozzle up to a center axial line of the corresponding cylinder) ranges from 0.38 to 0.46. A division of Y by B (Y/B) ranges from 0.4 to 0.5 (wherein Y denotes a distance from a line passing through a spark-ignition portion of a spark plug up to an injection nozzle of the fuel injection valve. A division of Z by B (Z/B) ranges from 0.2 to 0.3 (wherein Z denotes a distance from the nozzle of the fuel injection valve up to a center of the intake valve).

Inventors: Nomura; Tadashi (Tochigi, JP), Jingu; Nobuhisa (Kanagawa, JP)

Assignee: Nissan Motor Co., Ltd.

International Classification: F02B 23/10 (20060101); F02B 17/00 (20060101); F02B 75/00 (20060101); F02B 75/12 (20060101); F02F 3/26 (20060101); F02B 009/10 ()

Expiration Date: 01/02/2018