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Expired Canadian patentCanada

Interference connection between a fluid and a fluid injector

CA 1289428 C · Owner: Chicoine, Craig C. · Inventors: Bienz, Wilford L.; Chicoine, Craig C.; Norton, Richard F.

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

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Abstract From the Canadian patent

Interference Connection Between A Fluid Line And A Fluid Injector, Conventional joints between a fluid line and a body of a fluid injector are typically threaded or brazed. Such threaded joints are sometimes too bulky for certain engine compartments of limited space and such brazed joints are sometimes difficult to make with repeatable high quality. The present invention provides a relatively compact and inexpensive sealed joint for a fluid injector which includes a housing, a body and a fluid, line. The sealed joint is solely formed by an interference fit directly between an end portion of the fluid line and both the housing and an end portion of the body.

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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 24, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 24, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 4, 1987
GrantedSeptember 24, 1991
Term endedSeptember 24, 2008
Patent numberCA 1289428 C
Classification (IPC)F02M55/02 +2 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedAug 4, 1987Patent grantedSep 24, 1991Term endedSep 24, 2008

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