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Expired Canadian patentCanada

Scraping tool mounting assembly

CA 1085159 A · Owner: Beales Steele Proucts Ltd. · Inventors: Beales, John H.

CIPO record

Overview

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

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Abstract From the Canadian patent

A mounting assembly for supporting a scraping tool (e.g. a bulldozer blade) forward of a vehicle (e.g. a bulldozer) and enabling independent angling and tilting of the tool is disclosed. The assembly includes a U-shaped mainframe, a swingframe, means for pivotally connecting the swingframe to the mainframe means for, pivotally connecting the tool to the swingframe tilt, actuator means interconnecting the mainframe and the scraping tool for rotating the scraping tool in relation to the swingframe about a tilting axis of rotation and, angle actuator means interconnecting the mainframe and the swingframe for rotating the swingframe and scraping tool in relation to the mainframe about an …

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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 September 9, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 9, 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.
FiledJanuary 25, 1979
GrantedSeptember 9, 1980
Term endedSeptember 9, 1997
Patent numberCA 1085159 A
Classification (IPC)E02F3/76 +1 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Application filedJan 25, 1979Patent grantedSep 9, 1980Term endedSep 9, 1997

Sources & verification

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