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Expired Canadian patentCanada

Method for controlling the front wheel steer angle

CA 1316237 C · Owner: Honda Giken Kogyo Kabushiki Kaisha (Also Trading As Honda Motor Co. Ltd .) · Inventors: Furukawa, Yoshimi; Takei, Akihiko; Ishida, Shinnosuke

CIPO record

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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 method of the present invention improves the damping property of the yaw motion of the vehicle by feeding back a detected yaw rate value in a dynamic sense for compensating the front wheel steer angle so as to increase the damping coefficient of the yaw motion of the vehicle. By controlling the front wheel steer angle by accounting for not only the proportional term of the steering wheel input angle but also the derivative term which is proportional to the steering wheel input angular speed, in the feed-forward control of the front wheel steer angle in relation with the steering operation by the driver, and by appropriately varying the control parameters of the yaw rate feedback and the …

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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 April 13, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 13, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 26, 1988
GrantedApril 13, 1993
Term endedApril 13, 2010
Patent numberCA 1316237 C
Classification (IPC)B62D7/14 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedSep 26, 1988Patent grantedApril 13, 1993Term endedApril 13, 2010

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