Round baler with automatic steering system
CA 1290187 C · Owner: Vermeer Manufacturing Company · Inventors: Newendorp, Vincent W.; Van Zee, Daryl W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A baler for forming large round bales and drawn behind a tractor has an expandable bale forming chamber for receiving a crop windrow fed thereto by a pick up device. Sensing means responsive to expansion of the chamber-automatically steers the baler relative to the tractor in a sinusoidal path along the crop windrow to feed material over the length of the forming chamber. Turning movements of the baler are alternately in opposite directions transversely of the windrow at the same rate and like degree, and take place with at increasing frequency to a final expansion of the chamber to produce a cylindrical bale of uniform diameter.
Read the whole patent
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 8, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 8, 2008.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.