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Expired Canadian patentCanada

Coupling with direct transmission of the rotational movement of an actuation bolt to a clamping jaw driven in translation by the latter

CA 2551582 C · Owner: Fmc Technologies Sa · Inventors: Le Devehat, Renaud

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The invention relates to a coupling of the sort comprising at least one clamping jaw (11) adapted to be mounted on a first element (2) to couple the latter to a second element (3) by clamping the second element (3) against the first element (2), the clamping or releasing of the second element (3) resulting from a translational movement following an axis (34) while the , disengagement or capture of this second element is due to a rotational movement of the clamping jaw (11) about the same axis (34) the clamping jaw , comprising a bore (18) having a threaded part (19) forming a nut (13) in which is engaged an actuation bolt (12) defining said axis (34) and able to drive the clamping …

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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 December 23, 2004 and granted April 16, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 23, 2024.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 23, 2004
GrantedApril 16, 2013
Term endedDecember 23, 2024
Patent numberCA 2551582 C
Classification (IPC)F16D7/10 +1 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedDec 23, 2004Patent grantedApril 16, 2013Term endedDec 23, 2024

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.