The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 05, 2017
Filed:
Jul. 17, 2013
Applicant:
Sirona Dental Systems Gmbh, Bensheim, DE;
Inventors:
Matthias Rein, Lorsch, DE;
Siegfried Goisser, Einhausen, DE;
Metin Ertugrul, Rodermark, DE;
Ralf Sutter, Weinheim, DE;
Assignee:
Sirona Dental Systems GmbH, Bensheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 1/05 (2006.01);
U.S. Cl.
CPC ...
A61C 1/05 (2013.01);
Abstract
A dental apparatus that includes a turbine, a rotor, and a disruptive contour. The turbine drives a tool by compressed air. The rotor is arranged in a turbine compartment and rotates about its longitudinal axis. The rotor includes a plurality of blades that extend up to a front side of the rotor. The disruptive contour is at least one protrusion on a wall opposite the front side of the rotor which extends over a height in a direction of the longitudinal axis of the rotor.