Brushing – scrubbing – and general cleaning – Machines – Brushing
Patent
1987-07-24
1989-07-11
Roberts, Edward L.
Brushing, scrubbing, and general cleaning
Machines
Brushing
15105, 362 91, A46B 1302, A46B 1500
Patent
active
048457965
ABSTRACT:
This tooth brush is designed to effectively clean a person's teeth by rotation. Primarily, it consists of an electric motor in a housing that is hand held, and a flexible brush stem is received in the shaft of the motor and includes bristles that are radially disposed on the other end of the flexible brush stem.
REFERENCES:
patent: 2314117 (1943-03-01), Beckner
patent: 2618003 (1952-11-01), Robey
patent: 2778043 (1957-01-01), Arf
patent: 3407431 (1968-10-01), Melnik
patent: 3451086 (1969-06-01), Burgett
patent: 3800350 (1974-04-01), Francolino
patent: 3890984 (1975-06-01), Lesetar
patent: 3987549 (1976-10-01), Robertelli
patent: 4275749 (1981-06-01), Caroli
Miller Richard L.
Roberts Edward L.
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