Powder coating spray booth with a powder extraction system
CA 2423306 A1 · Owner: Nordson Corporation · Inventors: Mancuso, David; Shutic, Jeffrey R.; Peddie, Andrew M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A powder spray booth includes a booth canopy wall (12) arrangement to contain powder during a spraying operation; and a booth floor (16) that is rotatable relative to the booth wall (12) during a spraying operation. The floor can be rotated about an axis that is also the longitudinal axis of the spray booth. The booth may be generally cylindrical in shape with a round floor. The booth canopy and top are supported on a base frame separately from the floor. By this arrangement, the floor can be rotated relative to the booth canopy. A powder extraction apparatus in the form of a low pressure duct (40) suspended off the floor (16) draws up powder that has collected on the floor. The …
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 3, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 3, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 3, 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.