Sander with orbiting platen and abrasive
CA 2089746 A1 · Owner: Haney, Donald E. · Inventors: Haney, Donald E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invented sander with orbiting platen and abrasive (10) includes a platen (100), an abrasive (152) secured to the platen (100) and a motor (116) connected to the platen (100) to move the platen (100) and abrasive (152) in an orbit or circular pattern. The motor (116) is connected to the platen (100) by a belt (126) that extends around at least one drive shaft (102) where the shaft, (102) includes two ends with a step (108) between the ends so that when the shaft (102) is rotated around one end's longitudinal axis (110), the step (108) causes a portion of the shaft (102) and the platen (100) to orbit around that axis (110). The preferred embodiment of the invented sander (10) includes a …
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 August 16, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 16, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 16, 2013.
- 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.