发明名称 |
A sealing mechanism for a vacuum heat treating furnace |
摘要 |
<p>An apparatus for sealing a fan drive shaft in a vacuum heat treating furnace is disclosed. The sealing apparatus includes a housing having an annular body and a central opening. An inflatable first seal surrounds the central opening of the annular body. A second seal surrounds the central opening and is adjacent to the inflatable first seal. The sealing apparatus also includes a channel formed in the annular body adjacent to the second seal for conducting a purging fluid into the central opening. A vacuum heat treating furnace and a fan drive system incorporating the sealing apparatus are also described.</p> |
申请公布号 |
EP2218998(A1) |
申请公布日期 |
2010.08.18 |
申请号 |
EP20090165563 |
申请日期 |
2009.07.15 |
申请人 |
IPSEN INTERNATIONAL, INC. |
发明人 |
MOLLER, CRAIG;GROBLER, WERNER HENDRIK;HAMID, JAKE |
分类号 |
F27D99/00;C21D1/767;F27B5/04;F27D7/04 |
主分类号 |
F27D99/00 |
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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