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    • 1. 发明专利
    • Safety razor
    • 安全RAZOR
    • JP2005261544A
    • 2005-09-29
    • JP2004075990
    • 2004-03-17
    • Kai R & D Center Co Ltd株式会社貝印刃物開発センター
    • MIYAZAKI HIROAKINAKASUGA HIROYUKI
    • B26B21/20
    • PROBLEM TO BE SOLVED: To provide a safety razor having three or more blades, having a lasting superior shaving performance, scarcely leaving beard unshaved and easy to be handled.
      SOLUTION: This safety razor is provided with the three or more blades 1-4, when a vertical distance A-D measured from a common tangent formed by connecting a guard part 10 to a top plate 21, to an edge is supposed to an exposure value, the exposure value of the blade close to the guard part 10 in the adjoining two blades is larger than the exposure value of its rearward blade and, at least, a blade is positioned frontward the blade close to the guard part 10, in a blade group including the blase close to the guard part 10 and all the blades positioned frontward the appropriate blade, the exposure value of a rearward blade is defined larger than that of the frontward blade.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供具有三个或更多个刀片的安全剃须刀,具有持久优异的剃刮性能,几乎不留胡须,未被剃光并易于处理。

      解决方案:当从通过将防护部件10连接到顶板21而形成的公切线测量的垂直距离AD到边缘时,该安全剃刀设置有三个或更多个叶片1-4, 暴露值,靠近相邻的两个叶片中的防护部10的叶片的曝光值大于其后叶片的曝光值,并且至少刀片位于靠近防护部10的叶片的前方, 包括靠近保护部分10的叶片和位于适当叶片前方的所有叶片的叶片组,后叶片的曝光值被限定为大于前叶片的曝光值。 版权所有(C)2005,JPO&NCIPI