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Expired Canadian patentCanada

Coil inserter

CA 1188081 A · Owner: Mitsubishi Denki Kabushiki Kaisha · Inventors: Hattori, Takatoshi

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A coil inserter including a plurality of tooling devices for inserting a coil and a plurality of wedges into each slot of an iron core, an actuator for driving the tooling devices and which is detachably connected to said tooling devices, a tool stocker for selectively movably receiving the tooling devices depending upon the shape of said iron core, and a tooling-device supporter having one end supported by a shaft mounted on the tool stocker so as to move one of the tooling devices to the tool stocker and to remove another of the tooling devices from the tool stocker to engage the former with the actuator.

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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 June 4, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 4, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 3, 1981
GrantedJune 4, 1985
Term endedJune 4, 2002
Patent numberCA 1188081 A
Classification (IPC)H02K15/06

Timeline

Timeline From CIPO dates

1982198519881991199419972000Application filedSep 3, 1981Patent grantedJune 4, 1985Term endedJune 4, 2002

Sources & verification

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