Method and apparatus for surface treating a workpiece
CA 1298086 C · Owner: Carrier Vibrating Equipment, Inc. · Inventors: Despain, James R.; Burke, Michael W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method for surface treating a continuous flow of workpieces includes the steps of fluidizing a stationary bed of surface treating media aggitating, the fluidized bed of surface treating media to create a scrubbing action to the surface treating media, submerging the workpieces to be treated in the stationary, fluidized, aggitated media bed subjecting the workpieces to the scrubbing action of the media, holding the submerged workpiece stationary within the fluidized, aggitated bed of surface treating media releasing, the hold on the workpiece, and removing the workpiece from the bed of surface treating media. Further, an apparatus for surface treating workpieces which includes a reservoir …
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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
- Granted March 31, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 31, 2009.
- 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.