Drill point for one-shot drilling of sandwich panels and similar
CA 2608450 C · Owner: Capone, Natalino · Inventors: Capone, Natalino
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A drill point (1) for drilling sandwich panels (100) composite materials and , similar, comprising a shank (2) for coupling into the chuck a tool apt to drive said point (1) in rotation; a drilling member integral to the shank, comprising a substantially cylindrical working portion (3) and a cutting head , (4), located at the end of the working portion (3) having cutting edges (C); , wherein onto the surface of the working portion (3) there are obtained helical flutes (5), spirally arranged about a substantially central longitudinal axis (A-A) of the working portion (3), the flutes (5) ending on a top face (4') of the cutting head (4), characterized in that the constructive geometry …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed May 15, 2006 and granted November 26, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 15, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.