Dental preparation instrument having a tool that rotates in an alternately reversible manner

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United States of America Patent

PATENT NO 9743998
SERIAL NO

14431438

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Importance

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Abstract

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The invention relates to a dental preparation instrument that includes a tool that rotates in an alternately reversible manner. The preparation instrument has a drive for the tool. The drive provides a continuous fully rotational motion, and a gearing is arranged before the tool. Said gearing converts the continuous fully rotational motion of the drive into an alternately reversing rotational motion, which is continuous as viewed over several reversals.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
DENTSPLY SIRONA INC221 W PHILADELPHIA STREET SUITE 60W YORK PA 17401

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bierbaum, Thomas Bensheim, DE 11 71
Lauffer, Adelbert Reutlingen, DE 6 26

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