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Expired Canadian patentCanada

Apparatus for arranging and stacking nonrigid articles

CA 1080262 A · Owner: Columbia Machine · Inventors: Schmitt, Robert A.

CIPO record

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

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Abstract From the Canadian patent

Apparatus for arranging and stacking articles including an infeed conveyor in which a rotator is mounted operable to, physically lift an article from the conveyor and rotate it to a desired orientation. Downstream from the rotator is a layer arranging table including elongate rollers powered for rotation in the same direction as the infeed conveyor to carry articles onto the arranging table. A plurality of endless conveyor chains are interposed between the rollers with their upper reaches driven in a direction transversely of the direction of movement of an article on the infeed conveyor. The rollers and chains are shiftable vertically relative to each other so that an article is supported …

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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 24, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 24, 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—
GrantedJune 24, 1980
Term endedJune 24, 1997
Patent numberCA 1080262 A
Classification (IPC)B65G57/24

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJune 24, 1980Term endedJune 24, 1997

Sources & verification

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