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Expired Canadian patentCanada

Fuel distribution and metering

CA 1232174 A · Owner: Ford Motor Company Of Canada, Limited · Inventors: Ma, Thomas T.H.

CIPO record

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Abstract From the Canadian patent

The invention relates to a fuel metering and distribution system for an internal combustion engine comprising an open fuel reservoir 18 into which fuel is metered and a set of capillary tubes 20 each extending from the fuel reservoir 18 to a point in an induction manifold adjacent the intake valve of a respective one of the engine cylinders. The fuel may either be metered by a carburettor-like arrangement drawing fuel from a float chamber or by means of a single solenoid valve connected between the reservoir and a source of fuel under pressure. The ends of the fine tubes terminate in the fuel reservoir immediately above the fuel level whereby as, the fuel rises, the additional fuel metered …

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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 2, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 2, 2005.
  • 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 3, 1984
GrantedFebruary 2, 1988
Term endedFebruary 2, 2005
Patent numberCA 1232174 A
Classification (IPC)F02M7/18

Timeline

Timeline From CIPO dates

1985198819911994199720002003Application filedOct 3, 1984Patent grantedFeb 2, 1988Term endedFeb 2, 2005

Sources & verification

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