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.

Date of Patent:
Sep. 21, 2010

Filed:

Sep. 04, 2007
Applicants:

Tokuji Kuronita, Kariya, JP;

Satoru Sasaki, Kariya, JP;

Inventors:

Tokuji Kuronita, Kariya, JP;

Satoru Sasaki, Kariya, JP;

Assignee:

Denso Corporation, Kariya, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 61/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A fuel injection nozzle is formed with a nozzle hole group including at least two individual nozzle holes, which are disposed close to each other. Fuel is injected through the nozzle hole group. In at least one combination of two adjacent individual nozzle holes included in the same nozzle hole group, at least one of the two adjacent individual nozzle holes is configured such that each of the at least one of the two adjacent individual nozzle holes has a diameter, the diameter increasing only toward a corresponding adjacent one of the two adjacent individual nozzle holes along a direction from an inside to an outside of the each of the at least one of the two adjacent individual nozzle holes, and the diameter being maximized at an outer opening of the each of the at least one of the two adjacent individual nozzle holes.


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