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U.S. Department of Energy
Office of Scientific and Technical Information

Fuel injection system for internal-combustion engines

Patent ·
OSTI ID:6295328
A fuel injection system is described for internal combustion engines, comprising a rotary valve device which is driven in synchronism with a came shaft of the engine to distribute high pressure fuel to unit injectors of the engine and has a rotary spool rotating in a housing having fuel supply port means and fuel metering grove means in the housing. This is disposed in a plane perpendicular to the axis of the spool for metering the amount of fuel injection each formed on the circumference. The fuel metering groove means includes independent divisions, one for each unit injector.
Assignee:
Kabushiki Kaisha Komatsu Seisakusho, Tokyo
Patent Number(s):
US 4677953
OSTI ID:
6295328
Country of Publication:
United States
Language:
English