专利名称：COMPRESSOR IMPELLER AND METHOD OF
MANUFACTURING THE SAME
发明人：Yasuhiro Kubota,Hirokazu Itoh,Mikio Sasaki申请号：US11574658申请日：20060221
公开号：US20090274560A1公开日：20091105
专利附图：
摘要：A compressor impeller and a method of manufacturing the compressorimpeller. The magnesium alloy compressor impeller as a die-cast part comprises a hubshaft part, a hub disk part having a hub surface extending from the hub shaft part in the
radial direction, and a plurality of vane parts disposed on the hub surface. The impellercan be manufactured by a die-cast method in which a magnesium alloy heated to aliquidus temperature or higher is supplied into molds with cavities corresponding to theshape of the impeller for a filling time of 1 sec. or shorter, a pressure of 20 MPa or higheris applied to the magnesium alloy in the cavities, and the pressurized state is maintainedfor a time of 1 sec. or longer.
申请人：Yasuhiro Kubota,Hirokazu Itoh,Mikio Sasaki
地址：Matsue-shi JP,Higashiizumo-cho JP,Moka-shi JP
国籍：JP,JP,JP
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