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Expired Canadian patentCanada

Bend unit for a conveyor

CA 1183799 A · Owner: Scholtz (Conrad) Ag · Inventors: Paelke, Jurgen

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

A bulk belt conveyor has a boom joined to an upright framework or leg by a bend unit. In this bend unit the carrying run of the belt of the conveyor is supported by a train of turning rollers with the top part of the train fixedly supported along a curve while the lower part of the train is in the form of a flexible tail the tail han-, ging downwards under its own weight when the boom is in a lower position, and being supported along a curved line for bending the carrying belt of the conveyor when the, boom luffed into an upper end or resting position. For supporting the tail of the train in its curved position it is possible for the tail to be made up of links withoutwardly running stops …

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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 March 12, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 12, 2002.
  • 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, 1982
GrantedMarch 12, 1985
Term endedMarch 12, 2002
Patent numberCA 1183799 A
Classification (IPC)B65G17/30 +2 more

Timeline

Timeline From CIPO dates

1983198519871989199119931995199719992001Application filedSep 16, 1982Patent grantedMarch 12, 1985Term endedMarch 12, 2002

Sources & verification

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