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Expired Canadian patentCanada

Apparatus for supporting bearing chocks in a rolling mill

CA 1047287 A · Owner: Morgan Construction Company · Inventors: Gilvar, Martin

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

An apparatus as disclosed for use in a rolling mill to support the bearing chocks of a work roll in a roll housing. The apparatus includes specially designed components interposed between the bearing chocks and the restraining devices employed to oppose the axial forces developed during a rolling operation. The aforesaid components offer minimum resistance to movement of the bearing chocks through minute distances in the direction of rolling. The apparatus of the present invention makes it possible to measure tension in the product being rolled by employing sensing devices acting on the bearing chocks.

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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 January 30, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 30, 1996.
  • 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—
GrantedJanuary 30, 1979
Term endedJanuary 30, 1996
Patent numberCA 1047287 A
Classification (IPC)B21B31/24

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedJan 30, 1979Term endedJan 30, 1996

Sources & verification

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