Fuel injection pump

Internal-combustion engines – Charge forming device – With fuel pump

Patent

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Details

123458, 123506, F02M 3900

Patent

active

048319880

ABSTRACT:
A fuel injection pump having a switchable valve for the control of the start of the injection connected to the bore for the piston by a control valve bore provided axially below the filling and control bore. The control valve bore is connected with a pump pressure space via a central bore of the piston and a ring groove in an area removed from the high stress pump pressure space.

REFERENCES:
patent: 2810375 (1957-10-01), Froehlich
patent: 4378775 (1983-04-01), Straubel
patent: 4395987 (1983-08-01), Rodayashi
patent: 4459963 (1984-07-01), Gross
patent: 4655183 (1987-04-01), Taira

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