Vertical enclosed, all-directional wind turbine machine
CA 2437098 A1 · Owner: Strand, Carl Olaf · Inventors: Strand, Carl Olaf
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention is a new machine and process for generating electricity from the, naturally occurring wind. Unlike other wind machines that face into the wind this, machine operates vertically, with the blades turning horizontally to the earth's surface. This machine does not have to turn to face the incoming winds to make it turn. Instead the vertical blades are surrounded 360° by vertical fins. These fins are, adjustable and are shaped to create a venturi effect as the wind passes by therm on the, way to the inner turbine blades. The venturi effect speeds up the natural wind to give it, more power when it hits the blades. Since these fins direct the angle of the wind, the, natural …
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 July 8, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 8, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 8, 2025.
- 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.