发明名称 |
Mechanical face seals with special bellows |
摘要 |
A mechanical face seal adapted to withstand a pressure differential across its sealing faces, includes a bellows unit of monolithic construction, comprising a plurality of corrugations, the crowns of the convolutions directed towards the high pressure side of the seal being of greater radius of curvature than the crowns of the convolutions directed towards the low pressure side of the seal.
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申请公布号 |
US4378119(A) |
申请公布日期 |
1983.03.29 |
申请号 |
US19810283827 |
申请日期 |
1981.07.16 |
申请人 |
CRANE PACKING LIMITED |
发明人 |
LUXFORD, GEOFFREY;MASOM, GRANT A. |
分类号 |
F16J3/04;F16J15/36;(IPC1-7):F16J15/36 |
主分类号 |
F16J3/04 |
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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