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Expired Canadian patentCanada

Automated part storage and machining system

CA 1237376 A · Owner: Kearney & Trecker Corporation · Inventors: Koplin, David R.; Zimpel, John J.

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 machining system is provided which includes a selected number of machining centers for selectively cutting or machining metallic parts, the system further including a rack structure for providing inventory storage for parts which are to be machined by the centers. There is further provided a part transport device for moving a given one of the parts in a first part flow loop when the given part is in a condition which enables the part to be readily moved around a plant or other manufacturing establishment or to be shipped in commerce. The part transport device also moves the given part through a second part flow loop when the part is in a condition which enables the part to be machined by …

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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 May 31, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 31, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 28, 1982
GrantedMay 31, 1988
Term endedMay 31, 2005
Patent numberCA 1237376 A
Classification (IPC)B65G47/00 +2 more

Sources & verification

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