发明名称 |
Seal means |
摘要 |
For a twin spool gas turbine engine that utilizes a carbon seal. A bellows is supported to bias the carbon seal against its seal plate and a back-up seal consisting of a piston ring is located in the balance diameter of the carbon seal to maintain its loading in the event the bellows fail.
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申请公布号 |
US4453722(A) |
申请公布日期 |
1984.06.12 |
申请号 |
US19820451634 |
申请日期 |
1982.12.20 |
申请人 |
UNITED TECHNOLOGIES CORPORATION |
发明人 |
SWANSON, JOHN E. |
分类号 |
F16C33/72;F02C7/06;F02C7/28;F16J15/00;F16J15/36;(IPC1-7):F16J15/36 |
主分类号 |
F16C33/72 |
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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