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Expired Canadian patentCanada

Engine cooling system for skid steer loaders

CA 1285495 C · Owner: Loraas, Orlan J. · Inventors: Lynnes, Carman P.; Loraas, Orlan J.; Albright, Larry E.

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 skid steer loader (10) includes an engine compartment (22) and a heat exchanger compartment (24) located behind the operator's compartment (40). A fan shroud (240) mounted between the heat exchanger compartment (24) and the engine compartment (22) has a first air intake aperture (248) opening into the heat exchanger compartment (24), a second air intake aperture (241) opening into the engine compartment (22), and an exhaust port (254). A double-bladed radial fan (242) is mounted for rotation within the fan shroud (240) between the first and second air intake apertures. A fan drive mechanism (244) coupled to the engine (142) rotates the fan (242). The fan (242) simultaneously induces a …

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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, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 2, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 3, 1988
GrantedJuly 2, 1991
Term endedJuly 2, 2008
Patent numberCA 1285495 C
Classification (IPC)F01P1/00 +2 more

Timeline

Timeline From CIPO dates

1989199119931995199719992001200320052007Application filedAug 3, 1988Patent grantedJuly 2, 1991Term endedJuly 2, 2008

Sources & verification

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