Article alignment and singulating conveyors and conveyor system
CA 2301357 A1 · Owner: Dunwell, Gordon Raymond · Inventors: Pritchard, Jonathan Arthur Nicholas; Dunwell, Gordon Raymond; Laidlaw, Murray Barrett
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A system of conveyors and conveyor units for moving and aligning articles in single file in one or more paths of travel as the articles are moved forward by the conveyors. The articles are blocks of wood of random length and of common thickness. The first conveyor in the system is a conventional vibrating conveyor and this is followed by a conveyor of the vibrating type provided with an undulating upper surface that defines parallel flow paths of a first article alignment section. Next is a combination vibrating and belt conveyor in which a first portion of the conveyor is a second alignment section provided by an undulating upper surface followed by a second section having deeper spaced …
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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 March 20, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 20, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 20, 2022.
- 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.