Dentistry – Apparatus – Having motor or means to transmit motion from motor to tool
Patent
1980-09-30
1982-10-26
Mancene, Gene
Dentistry
Apparatus
Having motor or means to transmit motion from motor to tool
433126, 310 50, A61C 106
Patent
active
043559778
ABSTRACT:
The disclosure relates to improvements in a cordless handpiece for dental treatment having storage batteries and an electric motor incorporated therein. The improvements are that the cutting tool is increased in cutting performance and that the replacement of a contra angle and a straight tool has been facilitated.
REFERENCES:
patent: 3109238 (1963-11-01), Marks
patent: 3229369 (1966-01-01), Hoffmeister et al.
patent: 3902248 (1975-09-01), Bareth
patent: 3942392 (1976-03-01), Page, Jr. et al.
patent: 4103196 (1978-07-01), Saito et al.
patent: 4114276 (1978-09-01), Malata et al.
Ota Sadayasu
Uchiya Takeo
Kabushiki Kaisha Morita Seisakusho
Mancene Gene
Wilson John J.
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