Turbine engine high-pressure turbine stator and assembly process
CA 2500493 C · Owner: Gendraud, Alain · Inventors: Roussin, Delphine; Arraitz, Anne-Marie; Fachat, Thierry
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of assembling sectored elements (14 24) of an annular stator (10) of a high-pressure turbine of a turbomachine about a longitudinal axis (X-X) of said turbine in which method an angular distribution pattern is defined for distributing elements of the stator over a predetermined angular sector (.PSI) said pattern being defined so as to prevent inter-sector zones of stator elements being in radial alignment said zones being defined between two adjacent sectors (14a 24a) of the same stator element (14, 24) and so as to repeat said distribution pattern around the entire circumference of the stator.
Read the whole patent
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 March 4, 2005 and granted January 10, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 4, 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.