| 发明名称 |
PUMP UNIT FOR SUPPLYING FUEL, PREFERABLY DIESEL OIL, TO AN INTERNAL COMBUSTION ENGINE |
| 摘要 |
<p>A pump unit for supplying fuel, preferably diesel oil, to an internal combustion engine has a piston (10), which is engaged slidably in a cylinder (6) formed in a pump housing (2), is moved through a stroke for the intake of fuel into the cylinder (6) by a first annular element (24) extending around a narrower portion (12) of the piston (10), and is positioned in contact with a shoulder (13) of the piston (10) by means of the interposition of a second annular element (27).</p> |
| 申请公布号 |
WO2012163576(A1) |
申请公布日期 |
2012.12.06 |
| 申请号 |
WO2012EP56068 |
申请日期 |
2012.04.03 |
| 申请人 |
ROBERT BOSCH GMBH;RONCONE, MASSIMILIANO;RIGLIETTI, GAETANO;GORGONE, GIOVANNI |
发明人 |
RONCONE, MASSIMILIANO;RIGLIETTI, GAETANO;GORGONE, GIOVANNI |
| 分类号 |
F02M59/10;F02M59/44;F04B1/04 |
主分类号 |
F02M59/10 |
| 代理机构 |
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代理人 |
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