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Expired Canadian patentCanada

Recirculating roller bearing rocker cam support

CA 1210641 A · Owner: Abex Corporation · Inventors: Viles, Alan H.

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

A variable displacement axial piston pump having a rocker cam and a rocker cradle in which a complement of recirculating rollers is mounted at each side of the rocker cam to support the cam in the cradle and a holddown plate engages the rollers opposite the bearing surfaces between the rocker cam and cradle.

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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 September 2, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 2, 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.
FiledMarch 9, 1983
GrantedSeptember 2, 1986
Term endedSeptember 2, 2003
Patent numberCA 1210641 A
Classification (IPC)F04B1/30 +2 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedMarch 9, 1983Patent grantedSep 2, 1986Term endedSep 2, 2003

Sources & verification

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