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Expired Canadian patentCanada

Retaining means for rollers in continuous belt conveyors

CA 1109412 A · Owner: Fasoli Industries Ltd. · Inventors: Fasoli, Ralph

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

The invention provides a novel roller assembly for a continuous belt conveyor wherein an improvement comprises a retaining means for rollers comprising a bracket; a first notch in said bracket to receive a roller shaft; and a lug adjacent to said notch said lug, adapted to be bent partially over the notch to retain said roller shaft within said notch. The invention combines ease of assembly with a positive retaining means.

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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 22, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 22, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 26, 1980
GrantedSeptember 22, 1981
Term endedSeptember 22, 1998
Patent numberCA 1109412 A
Classification (IPC)B65G39/02 +1 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Application filedMarch 26, 1980Patent grantedSep 22, 1981Term endedSep 22, 1998

Sources & verification

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