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Expired Canadian patentCanada

Turf grooming vehicle with dischargable receiver

CA 1075915 A · Owner: Nunes, John F. (Jr.) · Inventors: Nunes, John F. (Jr.)

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 turf grooming vehicle including a chassis and wheels supporting the chassis in terrain-following movement across a field includes a vacuum head assembly and a bin forming a receiver for loose turf material vacuumed from the surface of a field of turf. By jacking the receiver upwardly to pivot about an elevated axis of rotation the contents thereof can be discharged over the side of and into a vehicle disposed alongside the chassis. In addition, means forming a drive connection for operating both a fan for creating the suction as well as for operating hydraulic means for driving a rotatable grooming unit is coupled to a tractor or other pulling means so that the tractor and trailer can …

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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 April 22, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 22, 1997.
  • 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—
GrantedApril 22, 1980
Term endedApril 22, 1997
Patent numberCA 1075915 A
Classification (IPC)A01B45/00 +2 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedApril 22, 1980Term endedApril 22, 1997

Sources & verification

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