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Expired Canadian patentCanada

Automatic stepless transmission equipment

CA 1201909 A · Owner: Kim, Young Il · Inventors: Kim, Young Il

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

An automatic stepless transmission including a high speed gear system and a distribution gear train. An input of the high speed gear system is distributed by the distribution gear train. A high speed counter gear train and a junction gear train are provided. An output of the high speed gear system is produced through the distribution gear train, the high speed counter gear train and the junction gear train A low speed gear system a, spring type high and low adjustment gear train and a low speed outer counter gear train are provided. An auxiliary adjustment gear train is operatively connected to the low speed gear system. An inner counter gear train is operatively connected to the low speed …

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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 March 18, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 18, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 7, 1983
GrantedMarch 18, 1986
Term endedMarch 18, 2003
Patent numberCA 1201909 A
Classification (IPC)F16H1/28 +2 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedApril 7, 1983Patent grantedMarch 18, 1986Term endedMarch 18, 2003

Sources & verification

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