Magnetic bearing, as a bearing for a shaft which can rotate, using a high-tc material
CA 2420735 A1 · Owner: Steinmeyer, Florian · Inventors: Steinmeyer, Florian
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a magnetic bearing (2) for magnetically suspending a rotating shaft (3) within a stator. Said magnetic bearing comprises a first bearing element (5) rigidly linked with the shaft which is enclosed by a second bearing element (13) pertaining to the stator thereby defining a , bearing clearance (12). A system of magnets (7) of the first bearing element with permanent magnet elements (8i) and a cooled superconducting system (14) of the second bearing element with high Tc superconducting material are commonly enclosed by at least one insulating compartment (V1 V2). An , additional compartment (25) which is separate from said insulating compartment encloses the …
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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 August 20, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 20, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 20, 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.