发明名称 |
FUEL INJECTION VALVE FOR INTERNAL COMBUSTION ENGINES AND A METHOD FOR HARDENING SAID VALVE |
摘要 |
The invention relates to a fuel injection valve for internal combustion engines, comprising a valve body (1) and at least one injection opening (11), provided therein. Fuel can be injected through said opening into the combustion chamber of the internal combustion engine in a controlled manner by a valve needle (5) which cooperates with a valve seat (9), provided in the valve body (1). Said valve body (1) is composed of a high-alloy hot-work steel, hardened by a carburizing method. |
申请公布号 |
WO03016708(A1) |
申请公布日期 |
2003.02.27 |
申请号 |
WO2002DE02239 |
申请日期 |
2002.06.19 |
申请人 |
ROBERT BOSCH GMBH;LIEDTKE, DIETER;HOCH, ALFRED;WOLF, FRANZ |
发明人 |
LIEDTKE, DIETER;HOCH, ALFRED;WOLF, FRANZ |
分类号 |
C23C8/22;F02M61/16 |
主分类号 |
C23C8/22 |
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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