Method and device for producing curved extruded profiles
CA 2366497 A1 · Owner: Kleiner, Matthias · Inventors: Klaus, Alexander; Kleiner, Matthias; Arendes, Dieter
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a method for producing curved work pieces (W) according to which an extruded profile leaves the die (1) of an extruder in the strand discharge direction (A) and is then bent into a curved shape under the influence of external forces. According to the invention the extruded , profile that leaves the die (1) before being bent, is deflected in such a manner that the strand discharge direction (A) extends forwards at an angle counter to the eventual curvature of the work piece. To this end the , extrusion die for producing curved work pieces (W) comprises a tool holder (6) in whose receiving opening (9) an extrusion tool package consisting of a die (1) with or …
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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 February 9, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 9, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 9, 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.