Multi-level bristle tuft toothbrush

Details Multi-level bristle tuft toothbrush Multi-level bristle tuft toothbrush

1994-07-07

1995-02-28

Spisich, Mark

Brushing, scrubbing, and general cleaning

Implements

Brush or broom

15DIG5, A46B 904

Patent

active

053924835

ABSTRACT:
A toothbrush is described whose head has a special arrangement of bristle tufts. The arrangement includes a fan-shaped grouping of tufts along left and right edges of the head. Near front and rear ends of the head are a grouping of tufts whose free ends are trimmed to define respective planes slanting downwardly towards the interior area of the head. Within the interior area is a further grouping of tufts arranged in a saddle-shape.

REFERENCES:
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patent: 3359588 (1967-12-01), Kobler
patent: 3722020 (1973-03-01), Hills
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patent: 4776054 (1988-10-01), Rauch
patent: 4852202 (1989-08-01), Ledwitz
patent: 5040260 (1991-08-01), Michaels
patent: 5046213 (1991-09-01), Curtis et al.

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