发明名称 Paper making machine foil having low disturbance profile and self-sharpening tip
摘要 A paper making machine foil is provided with one or more of the following: a narrow angle (from 14 DEG to 23 DEG ) forwardly projecting doctoring nose providing a water skimming edge, a layer of wear resisting material spaced rearwardly from the skimming edge and a wear resisting facing on and along an under surface of the nose and providing a self-sharpening water stripping tip for the skimming edge, and a metal (stainless steel) body provided with a downwardly opening recess within which is mounted a mounting member (rigid plastic) having a downwardly opening shaped groove receptive of a sliding connection for mounting the foil in a paper making machine.
申请公布号 US4331511(A) 申请公布日期 1982.05.25
申请号 US19800148368 申请日期 1980.05.09
申请人 BELOIT CORPORATION 发明人 GODDARD, DENIS A.;WALLIS, ROBERT L.
分类号 D21F1/52;D21F1/00;D21F1/48;(IPC1-7):D21F1/54;D21F7/00 主分类号 D21F1/52
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