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Expired Canadian patentCanada

Non-ram cooling system

CA 1324931 C · Owner: Siemens-Bendix Automotive Electronics Limited · Inventors: Charles, Herbert N.

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

A cooling system (10) for a vehicle (21) having an engine (22) mounted transversely to the longitudinal axis (26) of the vehicle (20), a transmission (30) mounted substantially parallel to the engine (22) comprising a, power takeoff (32) coupled to the engine and a first, shaft (72) adapted to be driven by the engine (22) and a transmission shaft (30), a blower (60) mounted about the, transmission shaft (38) a drive unit (70) connected to, and driven by the first shaft (72) and drivingly connected to the blower (60) for rotating same: a first heat exchanger (44); a first duct (90) for communicating air generated by the blower to the first heat exchanger.

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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 7, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 7, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 29, 1989
GrantedDecember 7, 1993
Term endedDecember 7, 2010
Patent numberCA 1324931 C
Classification (IPC)F01P3/18 +2 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedMay 29, 1989Patent grantedDec 7, 1993Term endedDec 7, 2010

Sources & verification

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