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Expired Canadian patentCanada

Conveyor

CA 1284627 C · Owner: Ab Volvo · Inventors: Hultberg, Jimmy

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 relates to a conveyor with at least one endless conveyor element, comprising a plurality of pusher or entraining means which are, supported by the conveyor elements and are designed to entrain objects along the conveyor. The invention is characterized in that the entraining means are of different types and/or are arranged in groups in different types of groups for interaction with and entraining of different objects along the conveyor. The various types of entraining means and/or groups of entraining means are arranged in sequential order along the conveyor. Furthermore, the distance along the conveyor between one entraining means or one group of entraining means and the next …

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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 4, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 4, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 16, 1987
GrantedJune 4, 1991
Term endedJune 4, 2008
Patent numberCA 1284627 C
Classification (IPC)B65G15/44 +2 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedSep 16, 1987Patent grantedJune 4, 1991Term endedJune 4, 2008

Sources & verification

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