Flexible actuator
CA 2330612 A1 · Owner: Bernier, Alain · Inventors: Bernier, Alain
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A flexible actuator is disclosed which comprises an expansion chamber defined by an inner wall of an expandable girdle the expandable girdle being, connected to at least two anchoring points. The expansion chamber has at least one fluid inlet to allow pressurized fluid into the chamber. The expansion, chamber capable of acquiring a minimum volume and a maximum volume. The flexible actuator is adapted to transform a fluid pressure force against the inner, wall of the expandable girdle into a traction force at the two anchoring points, when the expansion chamber is inflated by the pressurized fluid entering through the fluid inlet.
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 December 29, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 29, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 29, 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.