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Expired Canadian patentCanada

Vehicular energy generation system

CA 1055713 A · Owner: Thompson, Joseph A. · Inventors: Thompson, Joseph 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 A vehicle energy generation system for use with a tubular vehicle tire which includes a pump assembly carried by the wheel rim upon which the tire is mounted and actuated by the periodic radial deflection of the tire as it rolls along the surface supporting the vehicle. A fluid motor assembly is disposed about the rotating axle carrying the wheel and inflatable tire mounted thereon. Conduits connect the pump assembly to the fluid motor assembly to direct pressurized fluid thereto from the pump assembly. Means are also disclosed for coupling the output of the fluid motor assembly to an electric generator.

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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 June 5, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 5, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJune 5, 1979
Term endedJune 5, 1996
Patent numberCA 1055713 A
Classification (IPC)F01C13/00

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedJune 5, 1979Term endedJune 5, 1996

Sources & verification

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