Apparatus for molding composite metal-elastomeric wheels
CA 2029430 A1 · Owner: Motor Wheel Corporation · Inventors: Joseph, Jeffrey S.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Three-part vertical stack-up mold apparatus for molding a composite styled wheel wherein the middle mold part is metal disc and rim subassembly operable as metal street wheel when a pneumatic tire is mounted on said rim. The lower mold part defines a mold cavity axially adjacent the outboard face of the disc and rim mold part and has a mold cavity surface to define an ornamental configuration for the outboard face of a plastic body of the composite wheel. An upper mold part seats in the mold-closed condition against the inboard face of the disc urging the same into sealing engagment with the lower mold part. The lower mold part includes outboard body vent pocket forming cores adapted for …
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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
- Filed November 7, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 7, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 7, 2012.
- 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.