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Expired Canadian patentCanada

Cylindrical baler conveyor

CA 1055306 A · Owner: Deere And Company · Inventors: Meiers, Gerald F.

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 In a mobile agricultural machine large cylindrical bales are formed from crop material picked up from the ground and fed to a baling zone between upper and lower bale-forming belt conveyors. In the lower generally horizontal conveyor a plurality of side-, by-side flat endless belts are trained around fixed forward and rear rollers and a belt tensioning idler roller adjacent to but, forward of and below the rear roller. A series of radially extending disks mounted on and concentric with the idler roller space the belts and control their tracking on the rollers.

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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 29, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 29, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedMay 29, 1979
Term endedMay 29, 1996
Patent numberCA 1055306 A
Classification (IPC)A01F15/00 +1 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedMay 29, 1979Term endedMay 29, 1996

Sources & verification

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