Method for producing sonotrodes

Details Method for producing sonotrodes Method for producing sonotrodes

1996-09-16

1998-01-20

Fiorilla, Christopher A.

Plastic and nonmetallic article shaping or treating: processes

Dental shaping type

264 17, 264 19, 264430, 264443, A61C 1300, A61C 1320, A61C 1308

Patent

active

057098239

ABSTRACT:
A dental restoration part is produced from a ceramic material by a method ultrasonic working. The method includes forming a negative mold from a master sonotrode, forming a pre-working sonotrode from the negative mold, and ultrasonically working a workpiece using the pre-working sonotrode. The master sonotrode is then used to ultrasonically work the workpiece to form the dental restoration part.

REFERENCES:
patent: 3222443 (1965-12-01), Dames, Jr. et al.
patent: 3971133 (1976-07-01), Mushabac
patent: 4710334 (1987-12-01), Rossetti

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