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Expired Canadian patentCanada

Baling machine for forming cylindrical bales of crop

CA 1322695 C · Owner: Viaud, Jean · Inventors: Viaud, Jean

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

Abstract of the Disclosure, A baling machine for forming large cylindrical bales of hay has a conventional baling chamber in which the crop is rolled into a bale by oppositely moving runs of belts. The baling chamber is fed by a delivery unit on the underside of the machine. In order to enable the machine to work without stopping during tying and discharge of the completed bale crop being picked up during this stage is diverted onto a web of belting material which is attached at one end to a coiling shaft and, which at the other is wound around a web support or uncoiling shaft. The coiling shaft is driven to wind the web drawing it from the uncoiling shaft, into a spiral with the crop …

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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 October 5, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 5, 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.
FiledApril 11, 1989
GrantedOctober 5, 1993
Term endedOctober 5, 2010
Patent numberCA 1322695 C
Classification (IPC)A01D39/00 +1 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedApril 11, 1989Patent grantedOct 5, 1993Term endedOct 5, 2010

Sources & verification

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