Method and device for measuring the position and/or orientation of interacting machine units
CA 2311525 A1 · Owner: Huler Hille Gmbh · Inventors: Reibetanz, Thomas; Horn, Wolfgang; Schmid, Martin
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 measuring the position and/or orientation of interacting machine units in measuring machines handling , devices or especially tools spindles and workpieces in machine tools. At least one machine unit can move in relation to another and at least the positions of the machine units can be corrected. The invention is characterised in that each machine unit comprises sensors which measure at least two variables (distance, angle, orientation) or a variation thereof and , the planar or spatial position and/or orientation of said machine units in relation to each other or in relation to a common reference system or different reference systems is measured …
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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 October 23, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 23, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 23, 2020.
- 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.