Process and device for manufacturing a structural part, especially of a ceramic tooth restoration, and a process of making sonotrode crowns
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United States of America Patent
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Feb 13, 1996
Grant Date -
N/A
app pub date -
Sep 24, 1993
filing date -
Sep 24, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a process and apparatus for the overall machining of a ceramic tooth restoration and producing of appropriate sonotrode crowns, these sonotrode crowns act on a workpiece one after the other, however from the same direction in space and are activated by the same ultrasonic transmitter. For the production of said sonotrode crowns, a geometrical model corresponding to the ultrasonic machining apparatus is used.
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Family
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Cited Art Landscape
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