发明名称 |
Controlling sound in air inlet manifold of engine, employs valve closing at least partially, at given periodic intervals when little or no air is transferred |
摘要 |
Measured sound behavior is influenced by at least partial closure (5) of the airflow duct (3) at given, periodic intervals, during which little or no air mass transfer takes place. An Independent claim is included for equipment carrying out the method.
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申请公布号 |
DE10055399(A1) |
申请公布日期 |
2001.05.23 |
申请号 |
DE2000155399 |
申请日期 |
2000.11.09 |
申请人 |
FILTERWERK MANN + HUMMEL GMBH |
发明人 |
FUESER, ROLF;WEBER, OLAF |
分类号 |
F02M35/12;(IPC1-7):F02M35/12 |
主分类号 |
F02M35/12 |
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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