发明名称 | Inlet shroud assembly | ||
摘要 | An inlet shroud assembly includes a hub and a shroud for a ram air fan. The hub includes a center bore, a first frustoconical section, a plurality of slotted cooling holes located on the first frustoconical section, a second frustoconical section, a plurality of circular cooling holes located on the second frustoconical section, a rim, a central cavity, and an annular cavity. The shroud includes a central disk with a center bore, a circular flange located on a radially outer edge of the central disk, and an outer disk with a web portion and a tip portion, the tip portion having a curved lip. | ||
申请公布号 | US9556885(B2) | 申请公布日期 | 2017.01.31 |
申请号 | US201213592830 | 申请日期 | 2012.08.23 |
申请人 | Hamilton Sundstrand Corporation | 发明人 | Beers Craig M.;Colson Darryl A.;Richardson Victoria S. |
分类号 | F04D29/58;F04D25/06;F04D29/32;F04D19/00 | 主分类号 | F04D29/58 |
代理机构 | Kinney & Lange, P.A. | 代理人 | Kinney & Lange, P.A. |
主权项 | 1. A hub for a ram air fan, the hub comprising: a central hub with a center bore; a first frustoconical section radially outward and axially forward of the central hub; a plurality of slotted cooling holes on the first frustoconical section; a second frustoconical section radially outward and axially forward of the first frustoconical section; a plurality of circular cooling holes on the second frustoconical section; a rim radially outward and axially forward of the second frustoconical section; a central cavity axially forward of the central hub; and an annular cavity radially outward and axially forward of the central hub. | ||
地址 | Windsor Locks CT US |