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Expired Canadian patentCanada

Apparatus and methods for aligning and placing insulating members in magnetic core slots

CA 1069683 A · Owner: General Electric Company · Inventors: Brown, Ronald H.; Kindig, Alan L.

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Abstract From the Canadian patent

This invention relates to an apparatus and method for aligning and placing wedges along slots of a magnetic core of a dynamoelectric machine. The wedge inserting apparatus includes a stator guide along which a stator core is positioned. A guide ring is carried by the base of a wedge making storage, and wedge pusher mechanism. The guide ring includes a number of spring guide wire elements that have their ends initially disposed in alignment grooves or notches formed in the stator guide. When a slotted stator core is positioned over the stator guide, slots of the core are aligned with tracks of a wedge magazine. The guide wires are located so as to extend axially from a location within 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

  • Granted January 15, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 15, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJanuary 15, 1980
Term endedJanuary 15, 1997
Patent numberCA 1069683 A
Classification (IPC)H02K15/10

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJan 15, 1980Term endedJan 15, 1997

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.