Turbojet with means of protection for a fuel injection unit, the injection unit and the turbojet undershield
CA 2512375 C · Owner: Roche, Jacques-A. · Inventors: Roche, Jacques-A.; Page, Alain Pierre; Bunel, Jacques Marcel Arthur
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention's turbojet includes a combustion chamber a heating duct for the gas flow, the heating duct including at least one fuel injection device (8) into the gas flow which includes an open chamber having a U-shaped section including at least one wall (8') and in the middle of which there is the means of injecting fuel (8b) which injects fuel (10) in at least one direction. It is characterised by the fact that a cooling sleeve (8a) is included in the enclosure on the side of the wall (8') forming the base of the U-shaped section and the fuel injection device (8) includes a means of protection inserted between the means of fuel injection (8b) and the wall (8') in one of the injection …
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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 July 18, 2005 and granted November 27, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 18, 2025.
- 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.