发明名称 |
ROTORBLAD, ROTORSKIVA SAMT ROTORBLADENHET |
摘要 |
A turbine wheel assembly having an improved blade attachment is disclosed. Techniques for increasing the low cycle fatigue life of the components forming the attachment are developed. In one specific embodiment a "fir tree" type attachment includes interlocking root teeth and disk teeth. Correspondingly, grooves accommodate the interlocking teeth. Each groove is contoured in a first region to a first radius and in a second region to a second radius. |
申请公布号 |
SE443184(B) |
申请公布日期 |
1986.02.17 |
申请号 |
SE19780012961 |
申请日期 |
1978.12.18 |
申请人 |
UNITED TECHNOLOGIES CORPORATION |
发明人 |
S A * LEONARDI |
分类号 |
F01D5/32;F01D5/30;(IPC1-7):F01D5/30 |
主分类号 |
F01D5/32 |
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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