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Expired Canadian patentCanada

Bobbin drive mechanism for a rotary braider

CA 1061145 A · Owner: Rockwell International Corporation · Inventors: Schartel, Ronald S.; Haehnel, Rudolf H.; Iannucci, Vincent 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

Abstract of the Disclosure, A bobbin drive mechanism is for a rotary braider of the type in which a circular array of outer strand supply bobbins and a circular array of inner strand supply bobbins are caused to rotate one array relative to the other The outer strand supply bobbins are fixedly mounted on a first circular table of the braider, the inner strand supply bobbins are mounted for relative rotational movement about a circular track of the first table and strands from the outer strand supply bobbins are capable of being guided inwardly and outwardly of the track and the inner strand supply bobbins thereon to produce braiding. The bobbin drive mechanism includes a second circular …

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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 August 28, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 28, 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—
GrantedAugust 28, 1979
Term endedAugust 28, 1996
Patent numberCA 1061145 A
Classification (IPC)D04C3/38 +1 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedAug 28, 1979Term endedAug 28, 1996

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