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Expired Canadian patentCanada

Thrust bearing assembly

CA 1098574 A · Owner: General Electric Company · Inventors: Gleichman, Robert F.

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 thrust bearing assembly for positioning and maintaining both washers of a spherical roller thrust bearing in alignment with a rotatable shaft that is supported by the bearing. The assembly is characterized by including a reciprocally movable chair member for seating the housing washer of the spherical roller thrust bearing in a manner that prevents the washer from being unduly tilted relative to its axis of rotation when the chair member slides axially relative to the shaft. A back portion of the chair member is made to exceed the height of the housing washer by a predetermined amount such that the relationship of its height to the overall diameter of the chair member is a desired ratio …

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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 31, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 31, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 31, 1978
GrantedMarch 31, 1981
Term endedMarch 31, 1998
Patent numberCA 1098574 A
Classification (IPC)F16C19/30 +2 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedOct 31, 1978Patent grantedMarch 31, 1981Term endedMarch 31, 1998

Sources & verification

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