发明授权
- 专利标题： Damping device for a shaft of a turbomachine
- 专利标题（中）： 涡轮机轴的阻尼装置
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申请号： US12145085申请日： 2008-06-24
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公开(公告)号： US08113772B2公开(公告)日： 2012-02-14
- 发明人: Stephane Jean Joseph Baumhauer , Jerome Alain Dupeux , Francois Maurice Garcin , Jean-Pierre Francois Lombard
- 申请人： Stephane Jean Joseph Baumhauer , Jerome Alain Dupeux , Francois Maurice Garcin , Jean-Pierre Francois Lombard
- 申请人地址： FR Paris
- 专利权人： SNECMA
- 当前专利权人： SNECMA
- 当前专利权人地址： FR Paris
- 代理机构： Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- 优先权： FR0704579 20070626
- 主分类号： F04D29/20
- IPC分类号： F04D29/20
摘要：
A hollow shaft of a turbomachine including a cylindrical wall with an inner surface portion and at one end a member for attachment to a rotor disk of the turbomachine is disclosed. The shaft also includes a damping device wherein at least one vibration-damping laminate is attached to the inner surface portion. The laminate includes at least one layer of viscoelastic material in contact with the surface portion and a counterlayer of rigid material.
公开/授权文献
- US20090005183A1 DAMPING DEVICE FOR A SHAFT OF A TURBOMACHINE 公开/授权日：2009-01-01
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