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Expired Canadian patentCanada

Transmission for vehicle

CA 1265683 C · Owner: Okubo, Kiyokazu · Inventors: Okubo, Kiyokazu

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

P.10, 172/280, ABSTRACT, A vehicular transmission with a main speed change mechanism that has plural speeds and a sub speed change mechanism for establishing a very low speed. Shift forks for selectively changing gear trains mounted on shift fork shafts with the sub speed shift fork mounted on the same shaft as the shift fork for the lowest speed of the main speed change mechanism. The shift fork shafts supported on one end by the transmission case and on the other end by the clutch case. A lever forms part of the sub speed change mechanism and is pivotally mounted on the transmission case by a pivot pin installed from the outside of the transmission case.

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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 February 13, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 13, 2007.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 8, 1985
GrantedFebruary 13, 1990
Term endedFebruary 13, 2007
Patent numberCA 1265683 C
Classification (IPC)B60K17/34 +2 more

Timeline

Timeline From CIPO dates

19861989199219951998200120042007Application filedOct 8, 1985Patent grantedFeb 13, 1990Term endedFeb 13, 2007

Sources & verification

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