Back to results
US 2012/0070800 A1Published application
Dental Drill Bit
OwnerSerim Kayacan Ilday, Nilay Er +2inventors
InventorsSerim Kayacan Ilday, Nilay Er, Alper Alkan, Erman Bengü
Life of this patent
Estimating the term…
Abstract
The present invention relates to a dental drill bit, covered by a multilayered protective coating, comprising at least one substrate (2) which is made of durable metal, at least one metal coating (3) which is placed on the substrate (2), at least one ceramic coating (4) which is placed on the metal coating (3), and at least one protective coating (5) which is placed on the ceramic coating (4).
Claims20
A dental drill bit comprising:
- at least one substrate, which is made of durable metal;
- at least one metal coating, which is placed on the substrate;
- at least one ceramic coating, which is placed on the metal coating;
- at least one protective coating, which is placed on the ceramic coating;
- and characterized by,
- the metal coating, coated on the substrate, which is a biocompatible adhesive and which acts as an interface medium between the substrate and the ceramic coating;
- the ceramic coating, coated on the metal coating, which is a biocompatible adhesive and which acts as an interface medium between the metal coating and the protective coating;
- and
- the protective coating made of boronitride (BN) which provides a low coefficient of friction and high hardness to the dental drill bit.
6 more elements
Dependencies are inferred from the claim text.