Robert Boschgmbh

Manuel Tavani

Nello Medoro

Rocco Guarino

Marco Lamm

Fabio Damiani

Ruggiero Gissi

Internal combustion engine fuel, preferably diesel fuel, feed pump assembly, the pump assembly () comprising a pump body (); at least one cylinder () formed in the pump body () and extending along an axis (A); a seat () formed in the pump body (), at one end of the cylinder (); an intake valve () for selectively controlling fuel feed into the cylinder (), which is housed inside the seat () and in turn comprises a valve body (); and an annular seal () extending around the axis (A) and fitted inside the seat () between the valve body () and the pump body (); the pump assembly () being characterized in that the valve body () is positioned contacting the annular seal () along a contact surface () of the valve body () and close to a surface portion adjacent to a radially inner peripheral edge () of the seal (); the valve body () having an annular step () along another surface portion adjacent to a radially outer peripheral edge () of the seal ().

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Bitritto, Italy

Manuel Tavani