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Expired Canadian patentCanada

Induction system for a two-cycle engine

CA 1189797 A · Owner: Brunswick Corporation · Inventors: Kusche, David W.

CIPO record

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Abstract From the Canadian patent

Induction System For A Two-Cycle Engine Abstract, The invention provides an induction system for supplying air-fuel mixture to a two-cycle, crankcase compression engine (10). A single carburetor barrel (18) supplies mixture to each crankcase compartment (15) through a reed valve assembly having a plurality of reed valve members (29) arranged in a circular pattern. An axially symmetric passage leads from the carburebors (17) to the reed valves and has a generally conical flow modifying body (40) projecting forwardly from the reed valves.

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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 July 2, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 2, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 22, 1982
GrantedJuly 2, 1985
Term endedJuly 2, 2002
Patent numberCA 1189797 A
Classification (IPC)F02B33/04 +2 more

Timeline

Timeline From CIPO dates

1983198519871989199119931995199719992001Application filedDec 22, 1982Patent grantedJuly 2, 1985Term endedJuly 2, 2002

Sources & verification

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