Die for splining power transmission members
CA 1067683 A · Owner: Anderson-Cook · Inventors: Killop, James T.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A die for splining annular thin wall power transmission members in a manner that provides precise spline formation and accurately maintains the roundness of the splined members. A toothed pinion type mandrel of splining apparatus mounts a power transmission member to be splined between a pair of the dies. Each die has at least one first tooth group and a second tooth group and teeth of, each tooth group are spaced therealong with the teeth of the first group spaced farther from each other than the teeth of the second group. Driving of the dies relative to each other and the power transmission member mounted on the mandrel initially engages the farther spaced teeth with the mounted …
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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
- Granted December 11, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 11, 1996.
- 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.