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公开(公告)号：US20200329858A1
公开(公告)日：2020-10-22
申请号：US16921225
申请日：2020-07-06
发明人： Mamoru KATANO , Hiroshi NAKAMORI
摘要： An electric toothbrush includes a grip portion, a brush portion on which a replaceable toothbrush is mounted, and an illumination ring between the grip portion and the brush portion. The illumination ring is provided around the toothbrush as an annular structure so that a user can view the illumination ring no matter what angle he/she is holding the toothbrush.
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公开(公告)号：US20190082819A1
公开(公告)日：2019-03-21
申请号：US16084796
申请日：2017-03-14
发明人： Mamoru KATANO , Hiroshi NAKAMORI
摘要： An electric toothbrush includes a grip portion, a brush portion on which a replaceable toothbrush is mounted, and an illumination ring between the grip portion and the brush portion. The brush portion is inclined with respect to the grip portion. The illumination ring is provided around the toothbrush, so that a user can view the illumination ring no matter what angle he/she is holding the toothbrush.
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公开(公告)号：US20190069978A1
公开(公告)日：2019-03-07
申请号：US16084811
申请日：2017-03-14
发明人： Mamoru KATANO , Hiroshi NAKAMORI
摘要： An electric toothbrush includes a grip portion, a brush portion, and a joint arrangement for connecting the two portions. The joint arrangement has an upper cylinder portion and a lower cylinder portion, with an axis of the upper cylinder portion being inclined a predetermined angle with respect to an axis of the lower cylinder portion. The grip portion is connected to the lower cylinder portion and the brush portion is connected to the upper cylinder portion, so that the grip portion and the brush portion are inclined by the predetermined angle.
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