Method for fabricating pallets
CA 2118869 A1 · Owner: Reissing, Elfriede · Inventors: Reissing, Jurgen
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of spin welding manufacture of a plastic pallets. Each pallet consists of two deck surfaces thermoplastically welded to either end of cup-shaped spacers interposed between the deck surfaces. The method of manufacture consists of assembling the deck surfaces with the cup-shaped spacers therebetween, engaging the cup-shaped spacers with a torque application tool on a surface exposed, through apertures in one of the deck surfaces spinning the, cup-shaped spacer to generate friction heat along surfaces of contact between the deck surfaces and the cup-shaped pacers to melt the thermoplastic material along those surfaces of contact, ending the spinning of the spacer and allowing 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 March 11, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 11, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 11, 2016.
- 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.