Apparatus for generating electricity from a flow of water such as a tide, river or the like
CA 2614472 C · Owner: Sundermann Water Power Ltd · Inventors: Sundermann, Frederick Herman
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus for generating electrical power from a flow of water including a , housing having a water inlet and water outlet, a first turbine mounted in the housing for rotation about a substantially vertical axis and having a turbine shaft a set of vertical, blades, and a blade angle control mechanism a second turbine mounted in the , housing adjacent to the first turbine for rotation about, a substantially vertical axis the second turbine having a turbine shaft a , set of vertical blades and a blade angle control mechanism the housing being adapted to be mounted within the body of water and being so configured that an incoming water flow enters the housing via the inlet, and is …
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 5, 2006 and granted June 18, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 5, 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.