Hand-held pneumatic implement for removing dental scale

Details Hand-held pneumatic implement for removing dental scale Hand-held pneumatic implement for removing dental scale

1982-05-05

1984-11-27

Swiatek, Robert P.

Dentistry

Apparatus

Having motor or means to transmit motion from motor to tool

433120, 433122, 433132, A61C 303

Patent

active

044848927

ABSTRACT:
A hand-held implement for removing dental scale provided with a rigid shaft to which is applied vibrations in a rotational or circumferential direction by a dynamically unbalanced air driven turbine. The rotor of the turbine is coupled to the shaft by a bearing and the shaft is restrained from rotating and restrained axially. Provision is made for supplying cooling water through the shaft to a dental scale removing tool mounted on a free end of the vibrated shaft.

REFERENCES:
patent: 842112 (1907-01-01), Perry
patent: 2751685 (1956-06-01), Sharon et al.
patent: 3124878 (1964-03-01), Bodine, Jr. et al.
patent: 4176454 (1979-12-01), Hatter et al.
patent: 4427384 (1984-01-01), Sertich

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