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Expired Canadian patentCanada

Exhaust gas turbine powered electric generating system

CA 1298348 C · Owner: Wyczalek, Floyd A. · Inventors: Mick, Stanley H.; Wyczalek, Floyd A.

CIPO record

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

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Abstract From the Canadian patent

Abstract of the Disclosure, An exhaust gas turbine powered electric generating system for supplying electrical loads on a motor vehicle. The inlet of the gas turbine is supplied with the exhaust gas of an internal combustion engine. The effective turbine inlet area is controlled by a valve which is adjusted as a function of the output current of the generator. As generator output current increases the valve is adjusted to decrease turbine inlet area thereby increasing engine back pressure which tends to slow the engine down. An idle speed control is provided which in response to engine slow-down increases the amount of air and fuel supplied to the engine to thereby increase the exhaust gas …

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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 March 31, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 31, 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.
FiledDecember 13, 1988
GrantedMarch 31, 1992
Term endedMarch 31, 2009
Patent numberCA 1298348 C
Classification (IPC)F02B41/10 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedDec 13, 1988Patent grantedMarch 31, 1992Term endedMarch 31, 2009

Sources & verification

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