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Expired Canadian patentCanada

Entrance fitting assembly for high voltage power cable

CA 1069190 A · Owner: Joslyn Mfg. And Supply Co. · Inventors: Lusk, George E.

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 An entrance fitting assembly is disposed at an interface between a high voltage power cable and a high pressure oil filled cable termination to physically and electrically terminate the power cable skid wires to seal, the power cable pipe system to the cable termination and to filter the dielectric liquid flowing between the power cable pipe system and the cable termination. The entrance fitting assembly includes a centering and support plate for receiving and securing the cable skid wires an elasto-, meric semi-stop or oil seal and an oil filter. In accordance with a preferred embodiment of the present invention the, oil filter is formed by a monolythic …

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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 1, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 1, 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—
GrantedJanuary 1, 1980
Term endedJanuary 1, 1997
Patent numberCA 1069190 A
Classification (IPC)H02G15/22

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJan 1, 1980Term endedJan 1, 1997

Sources & verification

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