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Expired Canadian patentCanada

Automatic wheel attachment apparatus

CA 1311677 C · Owner: Namiki, Kou · Inventors: Mukumoto, Takaji; Gunji, Keiichiro; Namiki, Kou

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

An automatic wheel attachment apparatus for attaching a wheel to a wheel attachment member of an automotive body. The automatic wheel attachment apparatus includes a reorienting device for reorienting a wheel attachment surface of the wheel attachment member a, phasing device for phasing wheel attachment bolts on the wheel attachment member, the phasing device being movable longitudinally and vertically of the automotive body to bring the wheel attachment member and the phasing device into central alignment with each other a detecting device, for detecting the amount and direction of movement of the phasing device, and a nut runner for fastening the wheel to the wheel attachment member …

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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 December 22, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 22, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 21, 1987
GrantedDecember 22, 1992
Term endedDecember 22, 2009
Patent numberCA 1311677 C
Classification (IPC)B23P21/00 +1 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedMay 21, 1987Patent grantedDec 22, 1992Term endedDec 22, 2009

Sources & verification

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