Electric toothbrush
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 7, 1997
Grant Date -
N/A
app pub date -
Jun 6, 1995
filing date -
Jun 10, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A cylindrical case body is formed by a front case and a rear case. An eccentric weight is secured to a rotating shaft of a motor mounted in the front case. A connecting shaft is formed on a front end of the front case, and a brush is attached to the front case by engaging with the connecting shaft. A metallic pin is inserted in the connecting shaft, and an O-ring is disposed between the front case and the rear case.
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Family
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Cited Art Landscape
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