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Expired Canadian patentCanada

Vapor injector for fuel combustion system

CA 1098024 A · Owner: Morrison, Charles F. · Inventors: Morrison, Charles F.

CIPO record

Overview

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

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Abstract From the Canadian patent

A vapor injector for use with a fuel combustion system which system has an air intake assembly and a combustion area. The vaporizer includes a platform floating on a reservoir of water. A tube extends from the platform into the reservoir a predetermined distance, -the lower end of the tube is slotted. The distance the tube extends into -the reservoir remains constant regardless of the level of the reservoir. The upstream end of the tube communicates directly with ambient. The vaporizer is connected to the air intake assembly. A negative pressure is applied to the vapor chamber and a saturated air stream flows from the chamber and into the combustion area.

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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 24, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 24, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 15, 1978
GrantedMarch 24, 1981
Term endedMarch 24, 1998
Patent numberCA 1098024 A
Classification (IPC)F23J7/00 +1 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedSep 15, 1978Patent grantedMarch 24, 1981Term endedMarch 24, 1998

Sources & verification

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