Method and apparatus for forming reinforced auger flighting and a detachable reinforced auger flight
CA 2252127 A1 · Owner: Plett, Benjamin · Inventors: Plett, Benjamin
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method and apparatus for reinforcing the outer leading edge of an auger flighting and, a detachable reinforced auger flight. The method involves applying a strip material and, securing it to the outer leading edge of an auger flighting by welding. The strip material, is welded to the auger flighting as it is maintained in contact with the edge of the, flighting. The apparatus includes guide rollers and holding means adapted maintain the, strip in continuous contact with the rotating auger while it is secured to the auger flight, during the application. The detachable auger flight is able to be mounted onto existing, auger flights, thereby extending the life of auger when the …
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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
- Filed October 30, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 30, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 30, 2020.
- 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
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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.