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Expired Canadian patentCanada

Method of modification of production line apparatus and production line apparatus

CA 1317030 C · Owner: Ikeda, Yuzi · Inventors: Ikeda, Yuzi; Niikawa, Ryo

CIPO record

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

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Abstract From the Canadian patent

A method for modifying an existing production line apparatus for adaptation to a new type of workpiece when the, apparatus includes a standardized general-purpose member and a special-purpose member which is exchangeable according to type of workpiece to be handled. A master apparatus is prepared which is mechanically identical with the general-purpose member. A specialpurpose member is made that can cope with a new type of workpiece. The special-purpose member is attached to the master apparatus and a trial operation is performed. Programming data from the trial operation necessary for operating the special-purpose member and, including teaching data for the general-purpose member are …

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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 April 27, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 27, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 2, 1989
GrantedApril 27, 1993
Term endedApril 27, 2010
Patent numberCA 1317030 C
Classification (IPC)B23Q41/00 +2 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedJune 2, 1989Patent grantedApril 27, 1993Term endedApril 27, 2010

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