发明授权
- 专利标题： Single or multiple stage blower and nested volute(s) and/or impeller(s) therefor
- 专利标题（中）： 单级或多级鼓风机和嵌套蜗壳和/或叶轮
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申请号： US14095285申请日： 2013-12-03
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公开(公告)号： US09512729B2公开(公告)日： 2016-12-06
- 发明人: Barton John Kenyon , Nicholas Jerome Reed , Andrew Wilson , Ian Malcolm Smith
- 申请人： ResMed Motor Technologies Inc.
- 申请人地址： US CA Chatsworth
- 专利权人： ResMed Motor Technologies Inc.
- 当前专利权人： ResMed Motor Technologies Inc.
- 当前专利权人地址： US CA Chatsworth
- 代理机构： Nixon & Vanderhye P.C.
- 主分类号： F01D5/22
- IPC分类号： F01D5/22 ; A61M16/00 ; F04D25/06 ; F04D29/60 ; F04D29/66
摘要：
An impeller comprising: a top shroud; a bottom shroud, a plurality of vanes extending from the top shroud to the bottom shroud, each said vane including a top edge at a radially inner portion of the vane in contact with the top shroud and a bottom edge at a radially outer portion of the vane in contact with the bottom shroud, such that a radially inner portion of the vane at the bottom edge of each vane is not in contact with or adjacent the bottom shroud and a radially outer portion of the vane at the top edge of each vane is not in contact with or adjacent the top shroud.
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