专利名称：ROD WIPER发明人：WARD SIEVENPIPER申请号：US3655204D申请日：19700203公开号：US3655204A公开日：19720411
摘要：A wiper adapted to fit within a cavity of a first member, such as the housing ofan hydraulic cylinder, and wipe against a second relatively reciprocable member, such asthe rod of an hydraulic cylinder. The wiper comprises an annular body of synthetic plasticmaterial, preferably urethane, having a generally planar axial end face and formed at theopposite axial end face into a first annular flange of generally frusto-conical outlineextending generally axially therefrom and terminating in a sharp winding edge at theinner surface thereof. The body also is formed at the same end face into a second, axiallyextending annular flange spaced radially outwardly from the first flange to define anannular groove therebetween and having an annular shoulder on the outer surfacethereof adapted to abut an annular retaining lip formed in the cavity.
申请人：A-T-O INC.
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