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Expired Canadian patentCanada

Ejection mechanism for a round baler

CA 1181985 A · Owner: Revere (Paul) Corporation (The) · Inventors: Kunkle, Richard W.; Kluver, Leroy M.

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

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Abstract From the Canadian patent

An ejection mechanism is described which automatically assists in the discharge of completed bales from the bale-forming chamber. As implemented the ejection mechanism forms a part of a baler which produces generally cylindrical bales in a chamber of fixed size having closed sidewalls adjacent the ends of the bale. The baling chamber is divided into two parts with one portion being hinge mounted along its front edge to allow its second or rear edge to swing open upwardly to provide a gate through which completed bales can be discharged. The second portion of the baling chamber contains a bottom conveyor for imparting rotational motion to the bale during the crop gathering and bale forming …

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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 February 5, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 5, 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.
FiledJuly 12, 1982
GrantedFebruary 5, 1985
Term endedFebruary 5, 2002
Patent numberCA 1181985 A
Classification (IPC)A01F15/00 +1 more

Timeline

Timeline From CIPO dates

1983198519871989199119931995199719992001Application filedJuly 12, 1982Patent grantedFeb 5, 1985Term endedFeb 5, 2002

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