Rotary electric toothbrush

Details Rotary electric toothbrush Rotary electric toothbrush

1988-03-14

1989-05-09

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Machines

Brushing

A46B 1302

Patent

active

048275522

ABSTRACT:
Disclosure is made of an invention for a rotary electric toothbrush, of a head segment demountably attached to a body segment, and the head segment having a gear train in the top of the head segment such that the angle between the center line of the end brush and the drive shaft can be from 70.degree. to 90.degree. and a rechargeable battery and motor is contained in the body segment. The head segment is mounted on the body segment by means of raised buttons of the body segment fitting in dimples of the head segment.

REFERENCES:
patent: 1833967 (1931-12-01), Groff, Jr.
patent: 1947324 (1934-02-01), Zerbee
patent: 2124145 (1938-07-01), Merkel, Jr.
patent: 2140307 (1938-12-01), Belaschk et al.
patent: 2278095 (1942-03-01), Rogers
patent: 2808602 (1957-10-01), Gregoire
patent: 2916752 (1959-12-01), Baker
patent: 3195537 (1965-07-01), Blasi
patent: 3220039 (1965-11-01), Dayton
patent: 3822432 (1974-07-01), Skinner
patent: 4079517 (1978-03-01), Zacharia
patent: 4619009 (1986-10-01), Rosenstatter

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