Process and device for determining tensile forces when stringing rackets
CA 2106101 A1 · Owner: Kuhnel, Ulrich · Inventors: Kuhnel, Ulrich; Kuhnel, Ulrich
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Method and Device for Determining the Tensile Force for Stringing Rackets, Abstract, In a method for determining the tensile forces for stringing rackets, the stringing areas of which comprise parallel longitudinal strings and cross strings parallel to each other the tensile force KPL for the longitudinal strings KPL is determined as a function of the length LL of the longest longitudinal string between the racket head and frame yoke in the stringing area and the tensile force KPQ of the cross strings as a function of the length of the longest cross string LQ in the stringing area, of the length of the longest longitudinal string LL and the tensile force KPL. The tensile force KPL 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 January 15, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 15, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 15, 2015.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.