Dental handpiece

Details Dental handpiece Dental handpiece

1976-05-07

1977-09-13

Peshock, Robert

A61C 110

Patent

active

040473015

ABSTRACT:
A dental handpiece comprises a holding sleeve, a head sleeve connected to the holding sleeve for mounting a dental instrument, a connecting zone providing an interconnection between the holding sleeve and the head sleeve, a two-part drive shaft housed within the handpiece, a first part of the shaft being arranged within the holding sleeve and a second part of the shaft being arranged within the head sleeve, and a ball-type planetary transmission housed within the connecting zone and providing a drive connection between the first and second parts of the shaft. The handpiece may be a straight handpiece or the head sleeve may be inclined to the holding sleeve to provide an angled handpiece.

REFERENCES:
patent: 3411212 (1968-11-01), Staunt
patent: 3656318 (1972-04-01), Smith

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