发明名称 Plastic bore seal
摘要 A plastic bore seal assembly, for use in a static or dynamic mode, comprising a sleeve-type seal element with an annular sealing lip at each end thereof, an anti-extrusion ring surrounding the seal element intermediate the sealing lips, one or more sleeve-like finger springs within the seal element, and optionally a wear sleeve within the seal element bore.
申请公布号 US4930791(A) 申请公布日期 1990.06.05
申请号 US19890415465 申请日期 1989.10.02
申请人 FMC CORPORATION 发明人 UNGCHUSRI, TEP;EARL, PAUL M.
分类号 F16J15/32;F16L17/06;F16L19/02 主分类号 F16J15/32
代理机构 代理人
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