Dental apparatus

Details Dental apparatus Dental apparatus

1975-02-10

1976-09-07

Mancene, Louis G.

32 59, A61C 306

Patent

active

039785866

ABSTRACT:
A hand held motor driven dental prophylaxis device constructed primarily of plastic or other thin walled material is disclosed. The device includes a radially adjusting bearing circumscribing and supporting its drive shaft to minimize the imposition of side loads on the electric motor. The device also includes a switch which will operate reliably even if the apparatus is flexed or distorted.

REFERENCES:
patent: 1450542 (1923-04-01), Faust
patent: 1697534 (1929-01-01), Macready et al.
patent: 2701914 (1955-02-01), Dietrich
patent: 3101542 (1963-08-01), Fodor

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