Dental instrument
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United States of America Patent
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Feb 21, 2017
Grant Date -
Aug 16, 2012
app pub date -
Feb 8, 2012
filing date -
Feb 10, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A dental instrument includes a head (2) having cutting edges (1) and made of a ceramic material, and a shaft (3) which can be clamped into a driving member and is made of a metal material. The head (2) includes a mounting plug (4) having an external thread (5) and the shaft (3) includes a front-side threaded recess (6) into which the mounting plug (4) can be screwed. At least one locking recess is formed between the mounting plug (4) and the threaded recess (6).
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