Stator coil winding and lead wire placing method and apparatus
CA 2210845 A1 · Owner: Newman, Lawrence E. · Inventors: Newman, Lawrence E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
When a stator start wire is held outwardly away from a stator pole piece as a stator coil is being wound the segment of, wire, termed the first end turn herein extending from the, outwardly-placed start wire across the front end face of a stator being wound may interfere with the proper formation of the coil. Such interference is reduced or eliminated by extending the first end turn over a movable slack wire forming blade. When the slack wire forming blade is initially engaged with the first end turn it pivots with the front placing blade to move the start wire away from the pole piece and increase the length of the first end turn. After the coil is partially wound the slack wire forming, …
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 July 18, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 18, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 18, 2019.
- 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.