Large area structural component for an aircraft and a method of manufacturing the same
CA 2317366 A1 · Owner: Zink, Walter · Inventors: Gedrat, Olaf; Broden, Guenter; Brenneis, Hartmut
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A large format or large surface area structural component of an aircraft, such as an aircraft fuselage shell includes a skin, panel and a plurality of stiffening elements such as stringers and frames. The skin panel is fabricated from a plurality of individual skin sheets that respectively have different material compositions and different thicknesses and that are welded, together along respective butt weld joints to form the skin panel having different characteristics of strength and the like at different locations. The stiffening structural elements such as stringers and frames may similarly be fabricated by welding together individual material strips respectively having different …
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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 September 5, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 5, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 5, 2022.
- 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.