Toothbrush with manually operated bristle driven means

Details Toothbrush with manually operated bristle driven means Toothbrush with manually operated bristle driven means

1996-12-18

1998-02-10

Graham, Gary K.

Brushing, scrubbing, and general cleaning

Machines

Brushing

15 28, 74 8917, A46B 1308

Patent

active

057155569

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.

REFERENCES:
patent: 1561062 (1925-11-01), Douglas
patent: 3115652 (1963-12-01), Zerbee
patent: 4048690 (1977-09-01), Wolfson
patent: 4827550 (1989-05-01), Graham et al.
patent: 5068939 (1991-12-01), Holland
patent: 5138734 (1992-08-01), Chung
patent: 5276932 (1994-01-01), Byrd

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