Dental treatment device for forming screw hole for embedment of

Details Dental treatment device for forming screw hole for embedment of Dental treatment device for forming screw hole for embedment of

1995-06-26

1997-04-01

Yan, Ren

Dentistry

Apparatus

Having motor or means to transmit motion from motor to tool

433118, A61C 107

Patent

active

056160291

ABSTRACT:
A dental treatment device for forming a screw hole for embedment of an implant material by a tool attached to the dental treatment device contains a speed-reducing unit for decelerating rotation of an external electric motor and raising torque for transmitting rotation to the tool, and a clutch unit provided between the speed-reducing unit and the tool. The clutch unit contains a driving side clutch having a first indented surface on its forward side, a tool side clutch having a second indented surface on its rear side, and a spring for thrusting the driving side clutch towards the tool side clutch for axially mating the first indented surface and the second indented surface with each other.

REFERENCES:
patent: 4222738 (1980-09-01), Strohmaier
patent: 4245985 (1981-01-01), Eibofner et al.
patent: 4718851 (1988-01-01), Kuhn

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