Filter cartridge for dental syringe
    2.
    发明授权
    Filter cartridge for dental syringe 失效
    牙科用滤芯

    公开(公告)号:US4950159A

    公开(公告)日:1990-08-21

    申请号:US399012

    申请日:1989-08-28

    申请人: James W. Hansen

    发明人: James W. Hansen

    IPC分类号: A61C1/00 A61C17/02

    CPC分类号: A61C1/0076 A61C17/0217

    摘要: Filter cartridge for filtering air and water dispersed by a dental syringe; the cartridge being a cylindrical member divided into two lengthwise spaces, one filled with water filtering material and the other filled with air filtering material; the cartridge having a barbed prong coupler from each lengthwise space for coupling to a flexible hose support for air or water, respectively; the cartridge having two female recesses for joining each of the two lengthwise spacers separately to barbed prong couplers on the dental syringe.

    摘要翻译: 用于过滤由牙科注射器分散的空气和水的滤筒; 所述筒是圆筒形构件,分成两个纵向空间,一个填充有过滤材料,另一个填充有空气过滤材料; 所述筒具有从每个纵向空间的带倒钩的叉形联接器,用于分别连接到用于空气或水的柔性软管支撑件; 该盒具有两个阴凹槽,用于将两个纵向间隔件中的每一个分开地连接到牙科注射器上的有倒刺的叉形连接器。

    Illuminating safety razor
    7.
    发明授权
    Illuminating safety razor 失效
    照明安全剃刀

    公开(公告)号:US5582476A

    公开(公告)日:1996-12-10

    申请号:US520072

    申请日:1995-08-28

    申请人: James W. Hansen

    发明人: James W. Hansen

    IPC分类号: B26B21/46 B26B19/46

    CPC分类号: B26B21/46

    摘要: A safety razor having a head that illuminates the area to be shaved. The razor has an internal hollow filled with bundles of optical fiber leading from a source of light within the razor handle to windows directed to the area adjacent the razor blade.

    摘要翻译: 具有头部的安全剃须刀照亮要剃刮的区域。 剃须刀具有内部空心,其中填充有光纤束,其从剃刀手柄内的光源引导到指向剃刀刀片附近区域的窗口。