Belt conveyor
CA 2337550 A1 · Owner: Ammeraal International B.V. · Inventors: Roet, Simon Jacobus; Honeycutt, James Ray
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A belt conveyor comprises a frame wherein at least two support rolls for supporting a laterally curved endless conveyor belt are disposed. The laterally curved endless conveyor belt carries on at least one of its surfaces a guiding bead disposed at or adjacent the outer peripheral edge thereof. Furthermore the belt conveyor comprises one or more bearing rolls (44) for bearing the guiding bead. The guiding bead is a coextruded layered bead comprising a base layer of a base layer material which is fastened to the conveyor belt and a top layer of a top layer material which is flexible and wear resistant. Preferably the base layer is thermoplastically bonded to a top cover of the conveyor belt. …
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 February 19, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 19, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 19, 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.