Dental prophylaxis angle

Details Dental prophylaxis angle Dental prophylaxis angle

1990-02-09

1991-06-04

Stone, Cary E.

Dentistry

Apparatus

Having motor or means to transmit motion from motor to tool

433125, 433128, A61C 108

Patent

active

050209949

ABSTRACT:
A dental prophylaxis angle formed of molded plastic parts is provided, which includes two accurately supported rotors extending at right angles to each other in an easily manufactured construction. The prophylaxis angle includes an elbow-shaped forward housing member (54, FIG. 2) which surrounds the output rotor (18) and the forward portion of the input rotor (14), and a rearward housing member (60) which snaps into arrangement with the rear of the forward housing member. The rearward housing member has a rotor-engaging shoulder (72) that can abut the shoulder (44) at the rear end of the input rotor forward portion.

REFERENCES:
patent: 3727313 (1973-04-01), Graham
patent: 4182041 (1980-01-01), Girard
patent: 4348180 (1982-09-01), Schuss

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