Toothbrush crimped contour filament

Details Toothbrush crimped contour filament Toothbrush crimped contour filament

1998-02-10

1999-02-23

Spisich, Mark

Brushing, scrubbing, and general cleaning

Implements

Brush or broom

151671, 15DIG5, D4104, A46B 904

Patent

active

058731407

ABSTRACT:
A toothbrush for simultaneously brushing a plurality of tooth surfaces, outer inner and crown portions comprising a one head construction with anchored filaments arranged in bundles of bristles forming four longitudinal rows, the exterior angled facing inwards the two interior rows upright. By not being encircled by exterior filaments the top brushing surface remains concave.

REFERENCES:
patent: 3100309 (1963-08-01), Gambino
patent: 4382309 (1983-05-01), Collis
patent: 4493125 (1985-01-01), Collis
patent: 5027463 (1991-07-01), Daub
patent: 5148567 (1992-09-01), Daub

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