Dental handpiece having rotatable contact member

Details Dental handpiece having rotatable contact member Dental handpiece having rotatable contact member

1994-08-16

1996-05-21

Lucchesi, Nicholas D.

Dentistry

Apparatus

Having motor or means to transmit motion from motor to tool

433128, 433129, A61C 114

Patent

active

055183980

ABSTRACT:
A dental handpiece contains a tool for dental treatment operation, tool holding members for detachably and rotatably holding the tool, tool detachment members for abutting against the tool holding members to detach the tool from the tool holding members, and rotatable contact members capable of being point-contacted with the tool holding members. The rotatable contact members when contacted with the tool holding members is rotatable with the tool holding members.

REFERENCES:
patent: 4773856 (1988-09-01), Mosimann
patent: 4781589 (1988-11-01), Bareth
patent: 4940410 (1990-07-01), Apap et al.
patent: 5028181 (1991-07-01), Jenkins et al.

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