Electrically driven toothbrush

Details Electrically driven toothbrush Electrically driven toothbrush

1982-02-08

1984-10-30

McNeill, Gregory E.

Toilet

Nail device

Compound tools

132 11A, A45D 4418

Patent

active

044795165

ABSTRACT:
An electrically driven toothbrush comprising a casing (2) for use as a handle which supports an electric motor (10) a motor reversing means (4) and a speed reducing means (26,18); a stem (46) extending from the handle with a brushhead at one end of the stem, the rotary motion of the stem being in use continuous until reversed by manual operation of the motor reversing means (4). Another version has no motor reversing means and has an oscillating brushhead (74) driven by a slotted roller (70) and an eccentric pin (74) on a shaft (78) within the stem (46).

REFERENCES:
patent: 1824398 (1931-09-01), Fleischhacker
patent: 3159859 (1964-12-01), Rasmussen
patent: 3204469 (1965-09-01), Spillers
patent: 3439422 (1969-04-01), Doeden et al.
patent: 3459199 (1969-08-01), Connell
patent: 3474795 (1969-10-01), Hantman et al.
patent: 3509629 (1970-05-01), Kidokoro et al.
patent: 3533421 (1970-10-01), Mays
patent: 4056111 (1977-11-01), Mantelet
patent: 4275749 (1981-06-01), Caroli
patent: 4292986 (1981-10-01), Ergaver
patent: 4295829 (1981-10-01), Martinelli

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