Distributor type fuel injection pump

Patent · Tue Feb 16 04:00:00 EST 1988

OSTI ID:5034651

Shibata, A; Kawai, S; Miyata, Y

A distributor type fuel injection pump for distributing and supplying pressurized fuel into combustion chambers of an internal combustion engine, is described comprising: a rotor driven to be rotated; a pair of plungers slidably reciprocated in a radial direction and coaxially with each other in the rotor, the plungers defining a pump chamber therebetween; a shuttle cylinder portion in which a cylinder bore is defined; a shuttle piston movably disposed in the cylinder bore and dividing the interior of the cylinder bore into first and second pressure chambers; connecting means for continuously connecting the pump chamber and the second pressure chamber; supply means for supplying the fuel into the pump chamber and the second pressure chamber through the connecting means and also supplying the fuel into the first pressure chamber.

• Assignee: Nippondenso Co., Ltd., Kariya
• Patent Number(s): US 4725209
• OSTI ID: 5034651
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
330100* -- Internal Combustion Engines
COMBUSTION CHAMBERS
CYLINDERS
DESIGN
ENGINES
FLUID MECHANICS
FUEL INJECTION SYSTEMS
FUEL SYSTEMS
HEAT ENGINES
HYDRAULICS
INTERNAL COMBUSTION ENGINES
MACHINE PARTS
MECHANICS
PISTONS
PRESSURIZING
PUMPS
ROTORS
SPRINGS