Electric toothbrush
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United States of America Patent
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Issued Date -
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app pub date -
Mar 19, 2003
filing date -
Jul 25, 2002
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An electric toothbrush (10, 100) is disclosed as including an electric motor (22, 122), a shaft (56, 156) engaged with a brush head (18), and a coupling mechanism operatively associated with the motor (22, 122) and the shaft (56, 156) for coupling with the motor (22, 122) to drive the shaft (56, 156) to swivel about a longitudinal axis of the shaft (56, 156), the coupling mechanism including a reciprocating block (34, 134) reciprocable along a straight line perpendicular to the longitudinal axis of the shaft (56, 156).
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