专利名称：Valve stem seal assembly发明人：Mark A. Leimer申请号：US11148621申请日：20050609公开号：US07316386B2公开日：20080108
专利附图：
摘要：A valve stem seal assembly having a retainer body that includes an annularinterior passageway defined by a wall is disclosed. At least one internal sprue extendsbetween top and bottom ends of the retainer body and are formed within the wall. Achannel is concentrically formed about the interior passageway on the bottom surface of
the retainer body and is in fluid communication with the internal sprue. A sealing materialinserted to the sprue extends from the top end of the retainer body through the internalsprue and into the channel such that a single seal body is formed.
申请人：Mark A. Leimer
地址：Fort Wayne IN US
国籍：US
代理机构：Marshall & Melhorn LLC
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