Methanol fueled diesel internal combustion engine fuel injector nozzle
A fuel injector is described comprising, a nozzle having an inner main cavity, an inner valve seat located between the main cavity and an inner second cavity portion all capable of flow communication with a pressurized fuel supply, the inner valve seat located below the inner main cavity and having a plurality of spray outlets extending outward substantially horizontally and radially to the surface of the nozzle spaced equidistant from each other, the inner second cavity portion located below the inner valve seat and being closed at its opposite end to provide a closed spherical chamber, the inner second cavity portion of the nozzle also having an insert loosely located with and substantially filling the spherical chamber, a retractable needle means having a nose portion and a shaft portion, the nose portion being correspondingly shaped to fully engage the inner valve seat completely blocking flow communication to the spray outlet and leaving substantially no volume interspaced between the inner valve seat and the nose potion of the needle means, and the nose portion being free of engagement with any portion of the inner second cavity portion and the insert.
- Assignee:
- Diesel Technology Co., Wyoming, MI (United States)
- Patent Number(s):
- US 5221046; A
- Application Number:
- PPN: US 7-757825
- OSTI ID:
- 6466151
- Resource Relation:
- Patent File Date: 10 Sep 1991
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
FUEL INJECTION SYSTEMS
NOZZLES
CAVITIES
DESIGN
DIESEL FUELS
FLUID FLOW
METHANOL FUELS
VALVES
ALCOHOL FUELS
CONTROL EQUIPMENT
DISTILLATES
ENERGY SOURCES
EQUIPMENT
FLOW REGULATORS
FOSSIL FUELS
FUEL SYSTEMS
FUELS
GAS OILS
LIQUID FUELS
PETROLEUM
PETROLEUM DISTILLATES
PETROLEUM FRACTIONS
PETROLEUM PRODUCTS
SYNTHETIC FUELS
330102* - Internal Combustion Engines- Diesel