Patent ID: 7395812

Claim:
A fuel-injection system for an internal-combustion engine, comprising a high-pressure pump ( 7 ) with variable flowrate, having a number of pumping elements ( 18 ) actuated with reciprocating motion through intake and delivery strokes, each of said pumping elements ( 18 ) being provided with a corresponding intake valve ( 22 ); said system being characterized in that a volume for accumulation ( 28 ) of fuel at low pressure is supplied by an intake pipe ( 10 ) of said pump ( 7 ) through a solenoid valve ( 31 ), said accumulation volume ( 28 ) being in communication with said intake valves ( 22 ) through corresponding outlet holes ( 29 ), said solenoid valve ( 31 ) being such as to generate corresponding jets of fuel, each directed towards at least one of said outlet holes ( 29 ).