The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 02, 2001
Filed:
Dec. 15, 1998
Tadashi Nomura, Tochigi, JP;
Nobuhisa Jingu, Kanagawa, JP;
Nissan Motor Co., Ltd., Yokohama, JP;
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).