Dosing hopper for producing boards comprising oriented chips
CA 2425652 A1 · Owner: Wolf, Lutz · Inventors: Wolf, Lutz; Graf, Matthias; Koehler, Karl-Heinz
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a dosing hopper for producing boards comprising oriented chips (OSB, LSL). Said hopper is arranged above a dispersion head and contains a device for pre-orienting (7) the flat elongated wood chips , (strands). The inventive dosing hopper is characterised in that a pivoting conveyer or a parallel conveyer is provided below the pre-orientation device (7), said conveyer continuously distributing the pre-oriented wood chips in their pre-oriented position over the entire width of the hopper.
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
- Filed October 12, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 12, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 12, 2023.
- 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.