Locked antifriction bearing
CA 2411746 A1 · Owner: Skf France · Inventors: Landrieve, Franck
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention concerns a locked antifriction bearing for control wheel, comprising an outer part (1) and an inner part (8) one being rotating and the other non-rotating through at least a row of rolling elements (12) arranged between said rotating and non-rotating parts said device further comprising means for detecting rotation parameters and means for braking (33) the rotating part. The braking means comprises an axial stack of discs maintained in frictional contact through at least a disc angularly secured to the non-rotating part and at least a disc integral with the rotating part. The braking means comprises at least an elastic washer (38) for providing axially prestressed mutual …
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 June 1, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 1, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 1, 2023.
- 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.