Fuel injector

Patent · Tue Jul 08 04:00:00 EDT 1986

OSTI ID:5393767

Kanesaka, H

A fuel injector is described for use with a compression ignition engine and a source of fuel. The fuel injector includes: a pump in connection with the source of fuel for urging fuel from the source toward the engine, the pump comprising a spill port for producing a reduction in the pressure produced by the pump; a suction return valve in communication with the pump and comprising spring means for urging the suction return valve into a closed position in response to the reduction in pressure produced by the spill port; an injection port in communication with the engine; injection valve means movably mounted adjacent the injection port for alternately opening and closing the injection port; biasing means for urging the injection valve means into position for closing the injection port.

• Assignee: Usui Kokusai Sangyo Kabushiki Kaisha, Sunto
• Patent Number(s): US 4598863
• OSTI ID: 5393767
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
330102* -- Internal Combustion Engines-- Diesel
CONTROL EQUIPMENT
DESIGN
DIESEL ENGINES
ENGINES
EQUIPMENT
FLOW REGULATORS
FLUID FLOW
FUEL INJECTION SYSTEMS
FUEL SYSTEMS
HEAT ENGINES
INTERNAL COMBUSTION ENGINES
OPERATION
POSITIONING
PRESSURE DROP
PRESSURE EFFECTS
PUMPS
VALVES