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Expired Canadian patentCanada

Deeply fluted suction wheel feeder system for cylindrical articles

CA 1101003 A · Owner: Cir - S.P.A. - Divisione Sasib · Inventors: Gherardi, Gianluigi

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 device for the removal of rod-like articles from a hopper in which a bulk supply of articles is provided and a rotating fluted drum is arranged to form the bottom wall of the hopper so that the articles are removed from the hopper by being picked by the flutes of the drum, presents the feature that each flute of the rotating drum has a depth so as to be capable of housing at least two superposed articles The flutes, filled with the articles come out of the hopper zone and a stripper takes out from each flute just one article, while the other article, if two of them were present in the flute, is again inserted in the operational cycle of the flute. - 2 -

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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 May 12, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 12, 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.
FiledJanuary 23, 1979
GrantedMay 12, 1981
Term endedMay 12, 1998
Patent numberCA 1101003 A
Classification (IPC)B65G47/14 +1 more

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedJan 23, 1979Patent grantedMay 12, 1981Term endedMay 12, 1998

Sources & verification

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