ELECTRIC TOOTHBRUSH
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United States of America Patent
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Issued Date -
Sep 3, 2015
app pub date -
Dec 12, 2014
filing date -
Dec 12, 2013
priority date (Note) -
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Abstract
An electric toothbrush may be provided by combining an attachment part for an electric toothbrush such as an attachable brush head and a handpiece. The attachment part comprises a tubular connecting piece connectable to a neck of a handpiece by axial movement along a longitudinal axis thereof. The connecting piece may have at least one peripheral mating surface engagable with inner and/or outer peripheral surfaces of the neck of the handpiece, wherein a radially movable latching element is configured to lock the attachment part relative to the handpiece. A handpiece of the toothbrush having a neck provided with inner and outer peripheral surfaces to be coupled with the inner and outer mating surfaces of the attachment part. The coupling includes a latching element and a latching contour to lockingly engage each other.
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