Toothbrush with water jet
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Apr 11, 2000
Grant Date -
N/A
app pub date -
Oct 9, 1998
filing date -
Oct 9, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An electric toothbrush includes a drive shaft that is reciprocated by a motor in a brush handle (not shown). The reciprocating movement is directly transferred to a piston that serves to pump water from a reservoir via a water passage to a water jet nozzle in the midst of brushes.
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Cited Art Landscape
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