Method and a device for applying a surface layer onto a hollow profile
CA 1262674 C · Owner: Larsson, Lennart · Inventors: Larsson, Lennart
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A surface layer for instance a metal foil containing, strip or a print is applied onto a hollow profile which is such that it is deformable by a force acting onto the profile and which returns to a shape substantially corresponding to the original shape as soon as the force is removed. The profile is led with a section thereof which is non-planar in the crosswise direction relative the tube extension against a device for applying a suitable layer. This device is arranged for pressing the non-planar section to a substantially planar shape when the profile is passing over the device. The surface layer is applied between the said device and the outside of the section of the profile which has …
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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
- Granted November 7, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 7, 2006.
- 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.