Winding structure of induction electric apparatus
CA 2335668 A1 · Owner: Hayase, Gaku · Inventors: Hoshino, Takashi; Kotoh, Satoru; Hayase, Gaku
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A winding structure of induction electric apparatus capable of cooling plural disc windings within a cooling block evenly is provided. With respect to a pair of cooling blocks comprising a cooling block A disposed upstream of axial insulating cylinder cooling flow of a blocking plate 10 blocking a vertical cooling passage 8 and another cooling block A disposed downstream of the axial insulating cylinder cooling flow of the blocking plate 10, a vertical guide cooling passage 17 splitting a outer vertical cooling passage 9 into two parts is formed with a side face of the disc windings 3 and a flow passage adjusting guide plate 13 by placing the flow passage adjusting guide plate 13 along 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 February 12, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 12, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 12, 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.