Tooth brush

Details Tooth brush Tooth brush

1984-04-16

1985-05-28

Feldman, Peter

Brushing, scrubbing, and general cleaning

Implements

Combined

15143R, 15167R, 434233, 434263, 40314, A46B 904, A46B 502

Patent

active

045191093

ABSTRACT:
This invention is concerned with an improvement of a tooth brush for keeping users' decayed teeth and gingival portion in a hygeine and healthy condition comprising a grip portion of a tooth brush shank to be held between their thumb and first finger with respect to their lower jaw and upper jaw, which shank being formed intermediate thereof in an opposedly inclined shape so as to enable them to cleanly brush their tooth especially cased with gold and also whole gingival surface area by a finger massage operation. The invention further involves a construction wherein the grip portion of tooth brush shank is provided rearwardly with a projection which is adapted to press against the gingival portions thereby enabling users to perceive the seat of gingivitis at an earlier stage by feeling pain when the projection is applied to their gingival portion.

REFERENCES:
patent: 2163211 (1939-06-01), Wolf
patent: 2253210 (1941-08-01), Psiharis
patent: 2304319 (1942-12-01), Saltzman
patent: 2925273 (1960-02-01), Pratt

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