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Expired Canadian patentCanada

Spherical bearing assembly with snap-in swivel contact capability

CA 1086808 A · Owner: Central Ontario Television Limited · Inventors: Glass, Kenneth H. B.

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

There is provided a self-aligning bearing assembly for a motor. The bearing assembly includes a housing member for securing to the motor, the housing member defining a bearing seat within a recess cavity larger than the bearing seat. A spherical bearing is seated in the seat and a porous oil-retaining pad surrounds the bearing. A spring element with a central opening is in contact with the spherical bearing remote from the seat and a closure, member for the recess in the housing member is provided to enclose the pad, the spherical bearing and the spring. The closure member and the housing member have a snap-fit together, the snap-fit being provided by outwardly projecting elongate ribs on …

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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 September 30, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 30, 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.
FiledMarch 9, 1978
GrantedSeptember 30, 1980
Term endedSeptember 30, 1997
Patent numberCA 1086808 A
Classification (IPC)H02K5/16 +2 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedMarch 9, 1978Patent grantedSep 30, 1980Term endedSep 30, 1997

Sources & verification

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