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Expired Canadian patentCanada

Lubrication mechanism of gear transmission

CA 1266009 C · Owner: Toyota Jidosha Kabushiki Kaisha · Inventors: Ogawa, Shinji; Inui, Masaki; Horiuchi, Yusuke

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

Disclosed herein is a lubrication mechanism in a parallel dual-shaft type gear transmission which includes intermediate plate arranged between a transmission case and an extension housing and an output shaft and a counter shaft arranged in parallel relation in the transmission case. The lubrication mechanism comprises an oil guiding rib formed along an outer circumference of a small diametrical counter gear arranged in the vicinity of the intermediate plate. With this arrangement, a lubricating oil may be sufficiently supplied to desired areas in the gear transmission by means of a small diametrical counter gear. - 7 -

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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 20, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 20, 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.
FiledApril 2, 1986
GrantedFebruary 20, 1990
Term endedFebruary 20, 2007
Patent numberCA 1266009 C
Classification (IPC)F16N1/00

Timeline

Timeline From CIPO dates

1987199019931996199920022005Application filedApril 2, 1986Patent grantedFeb 20, 1990Term endedFeb 20, 2007

Sources & verification

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