Method and apparatus for processing and harvesting trees
CA 1061223 A · Owner: Jarck, Walter · Inventors: Jarck, Walter; Allen, Charles A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract of the Disclosure, A method and apparatus for processing and harvesting trees in which the stem of a tree is encircled by instrumentalities mounted on an elongate member positioned adjacent the stem and the upper portion of the stem then exerts leverage about a fulcrum defined by the encircling instrumentalities to bias a butt end portion of the stem upwardly into engagement with an overlying guide mounted on the member adjacent cutting instrumentalities. Tree stems are processed by being advanced relative to the elongate member toward an automotive vehicle from which the elongate member is supported, while maintaining upward biasing of the stem into engagement with the overlying …
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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 August 28, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 28, 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.
Timeline
Timeline From CIPO dates
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.