Toothbrush with manually operated bristle driven means
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United States of America Patent
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-
Feb 10, 1998
Grant Date -
N/A
app pub date -
Dec 18, 1996
filing date -
Dec 18, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A toothbrush including an elongated casing covered with a bottom cover and having rows of bristle holes at one end and three longitudinal sliding slots at an opposite end at different sides, a bristle holder and carrier frame assembly mounted inside the casing and holding bundles of bristles in the bristle holes of the casing, a chain gearing longitudinally mounted inside the casing and engaged with the bristle holder and carrier frame assembly, and three slides respectively mounted in the sliding slots of the casing and reciprocated to turn the bundles of bristles.
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Family
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Cited Art Landscape
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