Powered toothbrush
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United States of America Patent
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Sep 30, 2008
Grant Date -
Jun 23, 2005
app pub date -
Oct 22, 2004
filing date -
Jan 31, 2002
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A powered toothbrush refill head combines a typical round oscillating or primary tuft block which oscillates in a rotational manner with a secondary tuft block. The secondary tuft block may be oscillated in a rotational manner or may oscillate linearly back and forth in the same direction as the handle of the toothbrush. The secondary tuft block could be in the form of a pair of side by side plates mounted on the head adjacent to the round oscillating block. The invention could also be practice where the secondary tuft block is in the form of a plurality of sets of rows of bristles mounted for back and forth movement in a direction perpendicular to the handle.
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Cited Art Landscape
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