发明名称 |
Aparelho ressonador e filtro integrados |
摘要 |
An integral filter and resonator apparatus includes filter elements positioned upstream of a Helmholtz resonator. The first embodiment includes filter elements positioned side by side within the housing. Other embodiments include a filter element with a tube which curves slightly downstream from the element. Another embodiment includes coupled chambers for attenuating the noise. |
申请公布号 |
BR9709742(A) |
申请公布日期 |
1999.08.10 |
申请号 |
BR19979709742 |
申请日期 |
1997.04.25 |
申请人 |
DONALDSON COMPANY, INC. |
发明人 |
GARY R. GILLINGHAM;DANIEL T. RISCH;JOSEPH C. TOKAR;WAYNE M. WAGNER;BERNARD A. MATTHYS;EDWARD A. STEINBRUECK |
分类号 |
F02M35/14;(IPC1-7):F02M35/14 |
主分类号 |
F02M35/14 |
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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