PUMP UNIT FOR FEEDING FUEL, PREFERABLY DIESEL FUEL

专利名称：PUMP UNIT FOR FEEDING FUEL,

PREFERABLY DIESEL FUEL, FROM A STORAGETANK TO AN INTERNAL COMBUSTIONENGINE

发明人：PALMISANO, Salvatore,DE GENNARO,

Daniele,MEDORO, Nello

申请号：EP11797236.4申请日：20111214公开号：EP2652328A1公开日：20131023

摘要：A pump unit for feeding fuel, preferably diesel fuel, to an internal combustionengine (3) is provided with a hydraulic circuit (14) having a first line (15) for connectingtogether a fuel storage tank (2) and a pre-feed pump (7), a second line (16) for

connecting together the pre-feed pump (7) and a high-pressure pump (6), a third line (18)for connecting together the high-pressure pump (6) and the internal combustion engine(3), a fourth line (24) for connecting together the second line (16) and the storage tank (2)and a fifth line (35) for connecting together the second and fourth lines (16, 24); a Venturipipe (31) being screwed into the fourth line (24) and communicating hydraulically with thefifth line (35).

申请人：Robert Bosch GmbH

地址：Postfach 30 02 20 70442 Stuttgart DE

国籍：DE

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