A method for design respective manufacture of threads in a threaded member, a threaded member manufactured according to the method, and a bolted joint including such a member
CA 2484612 A1 · Owner: Webjoern, Mats · Inventors: Webjoern, Mats
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 in the formation of threads of a threadprovided element intended to be included as one of two thread-provided parts in a bolted joint. The bolted joint comprises a part (2) having an internal thread and a part (1) having an external thread and the threads of the , respective parts are initially formed according to the ISO and/or Unified basic profile having an initial play in both the radial and axial direction when said parts are tightened together. The invention is characterized in that the threads of said thread-provided element are formed so that an additional play ( Sa) between said two thread-provided parts is obtained in the axial direction, at …
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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 May 21, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 21, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 21, 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.