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Expired Canadian patentCanada

Damping spacer for conductor bundles

CA 1063686 A · Owner: Aluminum Company Of America · Inventors: Hawkins, Ronald G.

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

An ultra light weight frameless damping spacer for, spacing at least two parallel overhead conductors, the damping, spacer comprising at least two rigid spacer arms and conductor clamping members, with the clamping members being respectively located at one end of the spacer arms, and integral housings respectively located at the other ends of the arms. Each housing is provided with an opening and a resilient damping member wholly contained within the opening and housing. The spacer arms are disposed and held together by a rigid pin extending through each housing and through an opening in each arm aligned with the housings.

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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 October 2, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 2, 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—
GrantedOctober 2, 1979
Term endedOctober 2, 1996
Patent numberCA 1063686 A
Classification (IPC)H02G7/14

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedOct 2, 1979Term endedOct 2, 1996

Sources & verification

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