Material handling system having a scoop wheel
CA 2567370 C · Owner: Johannsen, Thor J. · Inventors: Johannsen, Thor J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A material handling system (12) is provided. The material handling system (12) includes a tank (30) defining a reservoir for receiving a solid material and , a wheel (32) including a plurality of circumferentially spaced apart scoops (34) for scooping solid material from the tank (30) and subsequently discharging scooped solid material from the tank (30) onto a corresponding conveyor belt (37) during rotation of the wheel (32). The wheel axis is tilted releative to a horizontal reference (H) and the wheel (32) is mounted to permet movement of the wheel in both radial and axial directions during rotation thereof.
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 May 6, 2005 and granted April 23, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 6, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.