Method and apparatus for hauling off extrusion products, in particular for aligning the caterpillar take-off device in relation to the extrusionaxis
CA 2497457 A1 · Owner: Krauss-Maffei Kunststofftechnik Gmbh · Inventors: Stieglitz, Henning; Jovers, Stefan; Laberer, Roman
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 caterpillar take-off unit in addition to a method , for taking off extrusion products in particular plastic pipes, using a , caterpillar take-off unit comprising at least two caterpillar tracks. Said tracks can be arranged symmetrically in relation to a longitudinal axis of the caterpillar take-off unit, at least during the take-off process and the , distance from said unit can be varied. One disadvantage of known caterpillar take-off units is that they have previously had to be re-adjusted manually for each cross-sectional modification of the extruded product. According to the invention, a modification of the cross-section of the extrusion product is …
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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 August 14, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 14, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 14, 2025.
- 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
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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.