发明名称 RAKAPPARAT
摘要 A shaving head for a dry-shaver has a movable cutting unit (5) which comprises a plurality of hair-cutting blades (23) and a plurality of hair- pulling blades (24) each arranged in front of an associated one of the hair- cutting blades with respect to the direction of movement thereof and having a surface (27) which is arranged for sliding contact with the shear plate (3) of the shaving head, the hair-pulling blades being movable with the hair- cutting blades over the hair-entry apertures (4) of the shear plate in the operation of the shaving head and each hair- pulling blade being movable relative to the associated hair-cutting blade away from and towards the shear plate, the shape and dimensions of the sliding surface of each hair-pulling blade being such that in every position of the blade in which the sliding surface thereof extends over a hair-entry aperture, a portion of said surface is in contact with a part of the shear plate adjacent that aperture. <IMAGE>
申请公布号 SE7812103(A) 申请公布日期 1979.05.29
申请号 SE19780012103 申请日期 1978.11.24
申请人 NV * PHILIPS' GLOEILAMPENFABRIEKEN 发明人 A * HOEKSTRA;E W * TIETJENS
分类号 B26B19/14;B26B19/42;(IPC1-7):B26B19/14 主分类号 B26B19/14
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