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Expired Canadian patentCanada

Cooling air duct and screen arrangement for an air cooled engine

CA 1263828 C · Owner: Stricker, David K. · Inventors: Hoch, John J.; Stricker, David K.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

Abstract of the Disclosure, A vehicle has a rear mounted air cooled engine. The engine, has a fore-and-aft crankshaft and a cooling air fan is mounted to the front end of the crankshaft for drawing air in through an inlet in the front of a shroud for the engine. A transverse vertical baffle is mounted so that its lower edge is in sealed engagement with the top of a forward portion of the shroud. A screen is mounted to the front side of the baffle and is shaped to cooperate with the baffle to define an open bottomed cavity which leads into an air duct mounted so as to channel air from the cavity to the shroud inlet. The screen is located just rearwardly of a seat mounted on the vehicle.

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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 December 12, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 12, 2006.
  • 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 10, 1984
GrantedDecember 12, 1989
Term endedDecember 12, 2006
Patent numberCA 1263828 C
Classification (IPC)B60K11/06

Timeline

Timeline From CIPO dates

19851988199119941997200020032006Application filedDec 10, 1984Patent grantedDec 12, 1989Term endedDec 12, 2006

Sources & verification

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