Bearing retainer for u-joint shaft end
CA 2064670 A1 · Owner: Marriott, Thomas J. · Inventors: Marriott, Thomas J.; Pearson, Martin J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
60,680-013, BEARING RETAINER FOR U-JOINT SHAFT END ABSTRACT OF THE DISCLOSURE, A bearing assembly is disclosed that is preferably used on carden universal joint shafts. A bearing retainer maintains a plurality of needle bearings at a desired location during shipment and maintains, the bearing assembly on the shaft prior to assembly. The bearing retainer preferably has an inner periphery diameter that is less than the outer diameter of the shaft, and an outer diameter that is less than the inner diameter of the bearing housing. In this way the bearing retainer locks on the shaft outer periphery at its inner periphery and clearance is provided at the retainer outer periphery such that it …
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 April 1, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 1, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 1, 2014.
- 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.