Interdental brushes having roughened, tapered and rounded bristle ends and method of making the same
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United States of America Patent
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Jul 14, 1998
Issued Date -
N/A
app pub date -
Jun 20, 1996
filing date -
Mar 12, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An interdental twisted wire brush having roughened, tapered and rounded bristle ends prepared by rotating the interdental brush both transversely to the axis of the brush and axially along its longitudinal axis, while flexing the bristles and grinding the bristle ends of the interdental brush against a flat, moving abrasive surface.
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Cited Art Landscape
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