发明名称 |
HIGH-PRESSURE FUEL PUMP DEVICE |
摘要 |
A high-pressure fuel pump device of the invention includes a plunger-type high-pressure pump unit (31) configured to pressurize fuel as a plunger (43) thereof makes reciprocating motion, a diaphragm-type supply pump unit (33) configured to suck in fuel in a fuel tank (11) and supply the fuel to the high-pressure pump unit as a diaphragm (87) thereof oscillates in conjunction with the reciprocating motion of the plunger, and a fuel return unit (34) provided in the supply pump unit and configured to return, to the fuel tank, surplus fuel that is not sucked into the high-pressure pump unit. |
申请公布号 |
EP2708729(B1) |
申请公布日期 |
2015.09.30 |
申请号 |
EP20120785395 |
申请日期 |
2012.05.11 |
申请人 |
MIKUNI CORPORATION |
发明人 |
SATO, TOMOYA;MURAJI, TETSUO;HIRAYAMA, TOSHINORI;KATO, HIROSHI |
分类号 |
F02M63/00;F02B61/02;F02M37/00;F02M37/04;F02M37/08;F02M39/00;F02M59/10;F02M59/26;F02M59/44;F02M59/46;F04B9/04;F04B43/02;F04B43/067 |
主分类号 |
F02M63/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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