Fuel Injector Nozzle For An Internal Combustion Engine

Patent · Tue Apr 25 00:00:00 EDT 2006

OSTI ID:880040

Cavanagh, Mark S ^[1]; Urven, Jr; Roger, L ^[2]; Lawrence, Keith E ^[3]

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1. Bloomington, IL
2. Colona, IL
3. Peoria, IL

A direct injection fuel injector includes a nozzle tip having a plurality of passages allowing fluid communication between an inner nozzle tip surface portion and an outer nozzle tip surface portion and directly into a combustion chamber of an internal combustion engine. A first group of the passages have inner surface apertures located substantially in a first common plane. A second group of the passages have inner surface apertures located substantially in at least a second common plane substantially parallel to the first common plane. The second group has more passages than the first group.

• Research Organization: Caterpillar Inc., Deerfield, IL (United States)
• DOE Contract Number: FC05-97OR22605; FC05-00OR22806
• Assignee: Caterpillar Inc. (Peoria, IL)
• Patent Number(s): US 7,032,566
• Application Number: 10/448063
• OSTI ID: 880040
• Country of Publication: United States
• Language: English